66677225

素因数分解:

$5^2\times {\mathrm{409}}^1\times {\mathrm{6521}}^1$

素因数の和:6940

約数の個数: 12

約数和(自身を含む): 82894620

約数和(自身を除く): 16217395

約数列:

[1, 5, 25, 409, 2045, 6521, 10225, 32605, 163025, 2667089, 13335445, 66677225]

約数ペア:

[(1, 66677225), (5, 13335445), (25, 2667089), (409, 163025), (2045, 32605), (6521, 10225)]