38964425

素因数分解:

$5^2\times {\mathrm{17}}^2\times {\mathrm{5393}}^1$

素因数の和:5437

約数の個数: 18

約数和(自身を含む): 51334698

約数和(自身を除く): 12370273

約数列:

[1, 5, 17, 25, 85, 289, 425, 1445, 5393, 7225, 26965, 91681, 134825, 458405, 1558577, 2292025, 7792885, 38964425]

約数ペア:

[(1, 38964425), (5, 7792885), (17, 2292025), (25, 1558577), (85, 458405), (289, 134825), (425, 91681), (1445, 26965), (5393, 7225)]