20161332080

素因数分解:

$2^4\times 5^1\times {\mathrm{252016651}}^1$

素因数の和:252016664

約数の個数: 20

約数和(自身を含む): 46875097272

約数和(自身を除く): 26713765192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 252016651, 504033302, 1008066604, 1260083255, 2016133208, 2520166510, 4032266416, 5040333020, 10080666040, 20161332080]

約数ペア:

[(1, 20161332080), (2, 10080666040), (4, 5040333020), (5, 4032266416), (8, 2520166510), (10, 2016133208), (16, 1260083255), (20, 1008066604), (40, 504033302), (80, 252016651)]