31166200

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{11987}}^1$

素因数の和:12016

約数の個数: 48

約数和(自身を含む): 78041880

約数和(自身を除く): 46875680

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 11987, 23974, 47948, 59935, 95896, 119870, 155831, 239740, 299675, 311662, 479480, 599350, 623324, 779155, 1198700, 1246648, 1558310, 2397400, 3116620, 3895775, 6233240, 7791550, 15583100, 31166200]

約数ペア:

[(1, 31166200), (2, 15583100), (4, 7791550), (5, 6233240), (8, 3895775), (10, 3116620), (13, 2397400), (20, 1558310), (25, 1246648), (26, 1198700), (40, 779155), (50, 623324), (52, 599350), (65, 479480), (100, 311662), (104, 299675), (130, 239740), (200, 155831), (260, 119870), (325, 95896), (520, 59935), (650, 47948), (1300, 23974), (2600, 11987)]