31012675

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1697}}^1$

素因数の和:1767

約数の個数: 24

約数和(自身を含む): 41689296

約数和(自身を除く): 10676621

約数列:

[1, 5, 17, 25, 43, 85, 215, 425, 731, 1075, 1697, 3655, 8485, 18275, 28849, 42425, 72971, 144245, 364855, 721225, 1240507, 1824275, 6202535, 31012675]

約数ペア:

[(1, 31012675), (5, 6202535), (17, 1824275), (25, 1240507), (43, 721225), (85, 364855), (215, 144245), (425, 72971), (731, 42425), (1075, 28849), (1697, 18275), (3655, 8485)]