40871825

素因数分解:

$5^2\times {\mathrm{17}}^2\times {\mathrm{5657}}^1$

素因数の和:5701

約数の個数: 18

約数和(自身を含む): 53847186

約数和(自身を除く): 12975361

約数列:

[1, 5, 17, 25, 85, 289, 425, 1445, 5657, 7225, 28285, 96169, 141425, 480845, 1634873, 2404225, 8174365, 40871825]

約数ペア:

[(1, 40871825), (5, 8174365), (17, 2404225), (25, 1634873), (85, 480845), (289, 141425), (425, 96169), (1445, 28285), (5657, 7225)]