80652580

素因数分解:

$2^2\times 5^1\times {\mathrm{443}}^1\times {\mathrm{9103}}^1$

素因数の和:9555

約数の個数: 24

約数和(自身を含む): 169771392

約数和(自身を除く): 89118812

約数列:

[1, 2, 4, 5, 10, 20, 443, 886, 1772, 2215, 4430, 8860, 9103, 18206, 36412, 45515, 91030, 182060, 4032629, 8065258, 16130516, 20163145, 40326290, 80652580]

約数ペア:

[(1, 80652580), (2, 40326290), (4, 20163145), (5, 16130516), (10, 8065258), (20, 4032629), (443, 182060), (886, 91030), (1772, 45515), (2215, 36412), (4430, 18206), (8860, 9103)]