51157360

素因数分解:

$2^4\times 5^1\times {\mathrm{113}}^1\times {\mathrm{5659}}^1$

素因数の和:5785

約数の個数: 40

約数和(自身を含む): 120014640

約数和(自身を除く): 68857280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 113, 226, 452, 565, 904, 1130, 1808, 2260, 4520, 5659, 9040, 11318, 22636, 28295, 45272, 56590, 90544, 113180, 226360, 452720, 639467, 1278934, 2557868, 3197335, 5115736, 6394670, 10231472, 12789340, 25578680, 51157360]

約数ペア:

[(1, 51157360), (2, 25578680), (4, 12789340), (5, 10231472), (8, 6394670), (10, 5115736), (16, 3197335), (20, 2557868), (40, 1278934), (80, 639467), (113, 452720), (226, 226360), (452, 113180), (565, 90544), (904, 56590), (1130, 45272), (1808, 28295), (2260, 22636), (4520, 11318), (5659, 9040)]