80052080

素因数分解:

$2^4\times 5^1\times {\mathrm{1000651}}^1$

素因数の和:1000664

約数の個数: 20

約数和(自身を含む): 186121272

約数和(自身を除く): 106069192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1000651, 2001302, 4002604, 5003255, 8005208, 10006510, 16010416, 20013020, 40026040, 80052080]

約数ペア:

[(1, 80052080), (2, 40026040), (4, 20013020), (5, 16010416), (8, 10006510), (10, 8005208), (16, 5003255), (20, 4002604), (40, 2001302), (80, 1000651)]