99999925

素因数分解:

$5^2\times {\mathrm{877}}^1\times {\mathrm{4561}}^1$

素因数の和:5448

約数の個数: 12

約数和(自身を含む): 124168516

約数和(自身を除く): 24168591

約数列:

[1, 5, 25, 877, 4385, 4561, 21925, 22805, 114025, 3999997, 19999985, 99999925]

約数ペア:

[(1, 99999925), (5, 19999985), (25, 3999997), (877, 114025), (4385, 22805), (4561, 21925)]