22318025

素因数分解:

$5^2\times {\mathrm{17}}^2\times {\mathrm{3089}}^1$

素因数の和:3133

約数の個数: 18

約数和(自身を含む): 29407530

約数和(自身を除く): 7089505

約数列:

[1, 5, 17, 25, 85, 289, 425, 1445, 3089, 7225, 15445, 52513, 77225, 262565, 892721, 1312825, 4463605, 22318025]

約数ペア:

[(1, 22318025), (5, 4463605), (17, 1312825), (25, 892721), (85, 262565), (289, 77225), (425, 52513), (1445, 15445), (3089, 7225)]