338182225

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{727}}^1\times {\mathrm{809}}^1$

素因数の和:1569

約数の個数: 24

約数和(自身を含む): 438721920

約数和(自身を除く): 100539695

約数列:

[1, 5, 23, 25, 115, 575, 727, 809, 3635, 4045, 16721, 18175, 18607, 20225, 83605, 93035, 418025, 465175, 588143, 2940715, 13527289, 14703575, 67636445, 338182225]

約数ペア:

[(1, 338182225), (5, 67636445), (23, 14703575), (25, 13527289), (115, 2940715), (575, 588143), (727, 465175), (809, 418025), (3635, 93035), (4045, 83605), (16721, 20225), (18175, 18607)]