64356080

素因数分解:

$2^4\times 5^1\times {\mathrm{149}}^1\times {\mathrm{5399}}^1$

素因数の和:5561

約数の個数: 40

約数和(自身を含む): 150660000

約数和(自身を除く): 86303920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 149, 298, 596, 745, 1192, 1490, 2384, 2980, 5399, 5960, 10798, 11920, 21596, 26995, 43192, 53990, 86384, 107980, 215960, 431920, 804451, 1608902, 3217804, 4022255, 6435608, 8044510, 12871216, 16089020, 32178040, 64356080]

約数ペア:

[(1, 64356080), (2, 32178040), (4, 16089020), (5, 12871216), (8, 8044510), (10, 6435608), (16, 4022255), (20, 3217804), (40, 1608902), (80, 804451), (149, 431920), (298, 215960), (596, 107980), (745, 86384), (1192, 53990), (1490, 43192), (2384, 26995), (2980, 21596), (5399, 11920), (5960, 10798)]