51593620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{198437}}^1$

素因数の和:198459

約数の個数: 24

約数和(自身を含む): 116681544

約数和(自身を除く): 65087924

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 198437, 396874, 793748, 992185, 1984370, 2579681, 3968740, 5159362, 10318724, 12898405, 25796810, 51593620]

約数ペア:

[(1, 51593620), (2, 25796810), (4, 12898405), (5, 10318724), (10, 5159362), (13, 3968740), (20, 2579681), (26, 1984370), (52, 992185), (65, 793748), (130, 396874), (260, 198437)]