25578680

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{5659}}^1$

素因数の和:5783

約数の個数: 32

約数和(自身を含む): 58071600

約数和(自身を除く): 32492920

約数列:

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

約数ペア:

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