87876080

素因数分解:

$2^4\times 5^1\times {\mathrm{1098451}}^1$

素因数の和:1098464

約数の個数: 20

約数和(自身を含む): 204312072

約数和(自身を除く): 116435992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1098451, 2196902, 4393804, 5492255, 8787608, 10984510, 17575216, 21969020, 43938040, 87876080]

約数ペア:

[(1, 87876080), (2, 43938040), (4, 21969020), (5, 17575216), (8, 10984510), (10, 8787608), (16, 5492255), (20, 4393804), (40, 2196902), (80, 1098451)]