25232720

素因数分解:

$2^4\times 5^1\times {\mathrm{315409}}^1$

素因数の和:315422

約数の個数: 20

約数和(自身を含む): 58666260

約数和(自身を除く): 33433540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 315409, 630818, 1261636, 1577045, 2523272, 3154090, 5046544, 6308180, 12616360, 25232720]

約数ペア:

[(1, 25232720), (2, 12616360), (4, 6308180), (5, 5046544), (8, 3154090), (10, 2523272), (16, 1577045), (20, 1261636), (40, 630818), (80, 315409)]