51120910

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{409}}^1\times {\mathrm{431}}^1$

素因数の和:876

約数の個数: 32

約数和(自身を含む): 95644800

約数和(自身を除く): 44523890

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 409, 431, 818, 862, 2045, 2155, 4090, 4310, 11861, 12499, 23722, 24998, 59305, 62495, 118610, 124990, 176279, 352558, 881395, 1762790, 5112091, 10224182, 25560455, 51120910]

約数ペア:

[(1, 51120910), (2, 25560455), (5, 10224182), (10, 5112091), (29, 1762790), (58, 881395), (145, 352558), (290, 176279), (409, 124990), (431, 118610), (818, 62495), (862, 59305), (2045, 24998), (2155, 23722), (4090, 12499), (4310, 11861)]