25557775

素因数分解:

$5^2\times {\mathrm{83}}^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1$

素因数の和:315

約数の個数: 24

約数和(自身を含む): 32654160

約数和(自身を除く): 7096385

約数列:

[1, 5, 25, 83, 109, 113, 415, 545, 565, 2075, 2725, 2825, 9047, 9379, 12317, 45235, 46895, 61585, 226175, 234475, 307925, 1022311, 5111555, 25557775]

約数ペア:

[(1, 25557775), (5, 5111555), (25, 1022311), (83, 307925), (109, 234475), (113, 226175), (415, 61585), (545, 46895), (565, 45235), (2075, 12317), (2725, 9379), (2825, 9047)]