256523905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^2\times {\mathrm{1039}}^1$

素因数の和:1189

約数の個数: 24

約数和(自身を含む): 341228160

約数和(自身を除く): 84704255

約数列:

[1, 5, 11, 55, 67, 335, 737, 1039, 3685, 4489, 5195, 11429, 22445, 49379, 57145, 69613, 246895, 348065, 765743, 3828715, 4664071, 23320355, 51304781, 256523905]

約数ペア:

[(1, 256523905), (5, 51304781), (11, 23320355), (55, 4664071), (67, 3828715), (335, 765743), (737, 348065), (1039, 246895), (3685, 69613), (4489, 57145), (5195, 49379), (11429, 22445)]