85826920

素因数分解:

$2^3\times 5^1\times {\mathrm{179}}^1\times {\mathrm{11987}}^1$

素因数の和:12177

約数の個数: 32

約数和(自身を含む): 194205600

約数和(自身を除く): 108378680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 179, 358, 716, 895, 1432, 1790, 3580, 7160, 11987, 23974, 47948, 59935, 95896, 119870, 239740, 479480, 2145673, 4291346, 8582692, 10728365, 17165384, 21456730, 42913460, 85826920]

約数ペア:

[(1, 85826920), (2, 42913460), (4, 21456730), (5, 17165384), (8, 10728365), (10, 8582692), (20, 4291346), (40, 2145673), (179, 479480), (358, 239740), (716, 119870), (895, 95896), (1432, 59935), (1790, 47948), (3580, 23974), (7160, 11987)]