157424980

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{1499}}^1$

素因数の和:1656

約数の個数: 48

約数和(自身を含む): 340200000

約数和(自身を除く): 182775020

約数列:

[1, 2, 4, 5, 10, 20, 59, 89, 118, 178, 236, 295, 356, 445, 590, 890, 1180, 1499, 1780, 2998, 5251, 5996, 7495, 10502, 14990, 21004, 26255, 29980, 52510, 88441, 105020, 133411, 176882, 266822, 353764, 442205, 533644, 667055, 884410, 1334110, 1768820, 2668220, 7871249, 15742498, 31484996, 39356245, 78712490, 157424980]

約数ペア:

[(1, 157424980), (2, 78712490), (4, 39356245), (5, 31484996), (10, 15742498), (20, 7871249), (59, 2668220), (89, 1768820), (118, 1334110), (178, 884410), (236, 667055), (295, 533644), (356, 442205), (445, 353764), (590, 266822), (890, 176882), (1180, 133411), (1499, 105020), (1780, 88441), (2998, 52510), (5251, 29980), (5996, 26255), (7495, 21004), (10502, 14990)]