GMP-ECM 7.0.4 [configured with GMP 6.2.1, --enable-asm-redc] [ECM]
Input number is (10^255+7)/19/2749/10133/13997/35521631284169/2218775128374043/125418604028175277 (197 digits)
Using B1=110000000, B2=776278396540, polynomial Dickson(30), sigma=1:3995917711
Step 1 took 251227ms
Step 2 took 50109ms
********** Factor found in step 2: 74587922293685943403769154598530374692767670751427379487
Found prime factor of 56 digits: 74587922293685943403769154598530374692767670751427379487
Composite cofactor ((10^255+7)/19/2749/10133/13997/35521631284169/2218775128374043/125418604028175277)/74587922293685943403769154598530374692767670751427379487 has 141 digits

GMP-ECM 7.0.4 [configured with GMP 6.2.1, --enable-asm-redc] [ECM]
Input number is (10^255+7)/19/2749/10133/13997/35521631284169/2218775128374043/125418604028175277/74587922293685943403769154598530374692767670751427379487 (141 digits)
Using B1=110000000, B2=776278396540, polynomial Dickson(30), sigma=1:1168621439
Step 1 took 136299ms
Step 2 took 52930ms
********** Factor found in step 2: 16124565730476794108288574469972980938642832065863
Found prime factor of 50 digits: 16124565730476794108288574469972980938642832065863
Prime cofactor ((10^255+7)/19/2749/10133/13997/35521631284169/2218775128374043/125418604028175277/74587922293685943403769154598530374692767670751427379487)/16124565730476794108288574469972980938642832065863 has 92 digits