30931025

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{373}}^1$

素因数の和:521

約数の個数: 24

約数和(自身を含む): 40068864

約数和(自身を除く): 9137839

約数列:

[1, 5, 25, 31, 107, 155, 373, 535, 775, 1865, 2675, 3317, 9325, 11563, 16585, 39911, 57815, 82925, 199555, 289075, 997775, 1237241, 6186205, 30931025]

約数ペア:

[(1, 30931025), (5, 6186205), (25, 1237241), (31, 997775), (107, 289075), (155, 199555), (373, 82925), (535, 57815), (775, 39911), (1865, 16585), (2675, 11563), (3317, 9325)]