66887605

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{41}}^1\times {\mathrm{1129}}^1$

素因数の和:1209

約数の個数: 24

約数和(自身を含む): 87421320

約数和(自身を除く): 20533715

約数列:

[1, 5, 17, 41, 85, 205, 289, 697, 1129, 1445, 3485, 5645, 11849, 19193, 46289, 59245, 95965, 231445, 326281, 786913, 1631405, 3934565, 13377521, 66887605]

約数ペア:

[(1, 66887605), (5, 13377521), (17, 3934565), (41, 1631405), (85, 786913), (205, 326281), (289, 231445), (697, 95965), (1129, 59245), (1445, 46289), (3485, 19193), (5645, 11849)]