201631025

素因数分解:

$5^2\times {\mathrm{59}}^1\times {\mathrm{223}}^1\times {\mathrm{613}}^1$

素因数の和:905

約数の個数: 24

約数和(自身を含む): 255816960

約数和(自身を除く): 54185935

約数列:

[1, 5, 25, 59, 223, 295, 613, 1115, 1475, 3065, 5575, 13157, 15325, 36167, 65785, 136699, 180835, 328925, 683495, 904175, 3417475, 8065241, 40326205, 201631025]

約数ペア:

[(1, 201631025), (5, 40326205), (25, 8065241), (59, 3417475), (223, 904175), (295, 683495), (613, 328925), (1115, 180835), (1475, 136699), (3065, 65785), (5575, 36167), (13157, 15325)]