13885925

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{179}}^1$

素因数の和:325

約数の個数: 24

約数和(自身を含む): 18079200

約数和(自身を除く): 4193275

約数列:

[1, 5, 25, 29, 107, 145, 179, 535, 725, 895, 2675, 3103, 4475, 5191, 15515, 19153, 25955, 77575, 95765, 129775, 478825, 555437, 2777185, 13885925]

約数ペア:

[(1, 13885925), (5, 2777185), (25, 555437), (29, 478825), (107, 129775), (145, 95765), (179, 77575), (535, 25955), (725, 19153), (895, 15515), (2675, 5191), (3103, 4475)]