42817825

素因数分解:

$5^2\times {\mathrm{157}}^1\times {\mathrm{10909}}^1$

素因数の和:11076

約数の個数: 12

約数和(自身を含む): 53437180

約数和(自身を除く): 10619355

約数列:

[1, 5, 25, 157, 785, 3925, 10909, 54545, 272725, 1712713, 8563565, 42817825]

約数ペア:

[(1, 42817825), (5, 8563565), (25, 1712713), (157, 272725), (785, 54545), (3925, 10909)]