52820080

素因数分解:

$2^4\times 5^1\times {\mathrm{660251}}^1$

素因数の和:660264

約数の個数: 20

約数和(自身を含む): 122806872

約数和(自身を除く): 69986792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 660251, 1320502, 2641004, 3301255, 5282008, 6602510, 10564016, 13205020, 26410040, 52820080]

約数ペア:

[(1, 52820080), (2, 26410040), (4, 13205020), (5, 10564016), (8, 6602510), (10, 5282008), (16, 3301255), (20, 2641004), (40, 1320502), (80, 660251)]