64357360

素因数分解:

$2^4\times 5^1\times {\mathrm{541}}^1\times {\mathrm{1487}}^1$

素因数の和:2041

約数の個数: 40

約数和(自身を含む): 150008256

約数和(自身を除く): 85650896

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 541, 1082, 1487, 2164, 2705, 2974, 4328, 5410, 5948, 7435, 8656, 10820, 11896, 14870, 21640, 23792, 29740, 43280, 59480, 118960, 804467, 1608934, 3217868, 4022335, 6435736, 8044670, 12871472, 16089340, 32178680, 64357360]

約数ペア:

[(1, 64357360), (2, 32178680), (4, 16089340), (5, 12871472), (8, 8044670), (10, 6435736), (16, 4022335), (20, 3217868), (40, 1608934), (80, 804467), (541, 118960), (1082, 59480), (1487, 43280), (2164, 29740), (2705, 23792), (2974, 21640), (4328, 14870), (5410, 11896), (5948, 10820), (7435, 8656)]