50394220

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{81281}}^1$

素因数の和:81321

約数の個数: 24

約数和(自身を含む): 109243008

約数和(自身を除く): 58848788

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 81281, 162562, 325124, 406405, 812810, 1625620, 2519711, 5039422, 10078844, 12598555, 25197110, 50394220]

約数ペア:

[(1, 50394220), (2, 25197110), (4, 12598555), (5, 10078844), (10, 5039422), (20, 2519711), (31, 1625620), (62, 812810), (124, 406405), (155, 325124), (310, 162562), (620, 81281)]