20343459250

素因数分解:

$2^1\times 5^3\times {\mathrm{173}}^1\times {\mathrm{647}}^1\times {\mathrm{727}}^1$

素因数の和:1564

約数の個数: 64

約数和(自身を含む): 38415057408

約数和(自身を除く): 18071598158

約数列:

[1, 2, 5, 10, 25, 50, 125, 173, 250, 346, 647, 727, 865, 1294, 1454, 1730, 3235, 3635, 4325, 6470, 7270, 8650, 16175, 18175, 21625, 32350, 36350, 43250, 80875, 90875, 111931, 125771, 161750, 181750, 223862, 251542, 470369, 559655, 628855, 940738, 1119310, 1257710, 2351845, 2798275, 3144275, 4703690, 5596550, 6288550, 11759225, 13991375, 15721375, 23518450, 27982750, 31442750, 58796125, 81373837, 117592250, 162747674, 406869185, 813738370, 2034345925, 4068691850, 10171729625, 20343459250]

約数ペア:

[(1, 20343459250), (2, 10171729625), (5, 4068691850), (10, 2034345925), (25, 813738370), (50, 406869185), (125, 162747674), (173, 117592250), (250, 81373837), (346, 58796125), (647, 31442750), (727, 27982750), (865, 23518450), (1294, 15721375), (1454, 13991375), (1730, 11759225), (3235, 6288550), (3635, 5596550), (4325, 4703690), (6470, 3144275), (7270, 2798275), (8650, 2351845), (16175, 1257710), (18175, 1119310), (21625, 940738), (32350, 628855), (36350, 559655), (43250, 470369), (80875, 251542), (90875, 223862), (111931, 181750), (125771, 161750)]