179880025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{1889}}^1$

素因数の和:2205

約数の個数: 24

約数和(自身を含む): 241156440

約数和(自身を除く): 61276415

約数列:

[1, 5, 13, 25, 65, 293, 325, 1465, 1889, 3809, 7325, 9445, 19045, 24557, 47225, 95225, 122785, 553477, 613925, 2767385, 7195201, 13836925, 35976005, 179880025]

約数ペア:

[(1, 179880025), (5, 35976005), (13, 13836925), (25, 7195201), (65, 2767385), (293, 613925), (325, 553477), (1465, 122785), (1889, 95225), (3809, 47225), (7325, 24557), (9445, 19045)]