68240305

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{1153}}^1$

素因数の和:1273

約数の個数: 32

約数和(自身を含む): 99705600

約数和(自身を除く): 31465295

約数列:

[1, 5, 7, 19, 35, 89, 95, 133, 445, 623, 665, 1153, 1691, 3115, 5765, 8071, 8455, 11837, 21907, 40355, 59185, 102617, 109535, 153349, 513085, 718319, 766745, 1949723, 3591595, 9748615, 13648061, 68240305]

約数ペア:

[(1, 68240305), (5, 13648061), (7, 9748615), (19, 3591595), (35, 1949723), (89, 766745), (95, 718319), (133, 513085), (445, 153349), (623, 109535), (665, 102617), (1153, 59185), (1691, 40355), (3115, 21907), (5765, 11837), (8071, 8455)]