31158325

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{3907}}^1$

素因数の和:3957

約数の個数: 24

約数和(自身を含む): 43613280

約数和(自身を除く): 12454955

約数列:

[1, 5, 11, 25, 29, 55, 145, 275, 319, 725, 1595, 3907, 7975, 19535, 42977, 97675, 113303, 214885, 566515, 1074425, 1246333, 2832575, 6231665, 31158325]

約数ペア:

[(1, 31158325), (5, 6231665), (11, 2832575), (25, 1246333), (29, 1074425), (55, 566515), (145, 214885), (275, 113303), (319, 97675), (725, 42977), (1595, 19535), (3907, 7975)]