91076080

素因数分解:

$2^4\times 5^1\times {\mathrm{1138451}}^1$

素因数の和:1138464

約数の個数: 20

約数和(自身を含む): 211752072

約数和(自身を除く): 120675992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1138451, 2276902, 4553804, 5692255, 9107608, 11384510, 18215216, 22769020, 45538040, 91076080]

約数ペア:

[(1, 91076080), (2, 45538040), (4, 22769020), (5, 18215216), (8, 11384510), (10, 9107608), (16, 5692255), (20, 4553804), (40, 2276902), (80, 1138451)]