71432080

素因数分解:

$2^4\times 5^1\times {\mathrm{892901}}^1$

素因数の和:892914

約数の個数: 20

約数和(自身を含む): 166079772

約数和(自身を除く): 94647692

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 892901, 1785802, 3571604, 4464505, 7143208, 8929010, 14286416, 17858020, 35716040, 71432080]

約数ペア:

[(1, 71432080), (2, 35716040), (4, 17858020), (5, 14286416), (8, 8929010), (10, 7143208), (16, 4464505), (20, 3571604), (40, 1785802), (80, 892901)]