90250090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1289287}}^1$

素因数の和:1289301

約数の個数: 16

約数和(自身を含む): 185657472

約数和(自身を除く): 95407382

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1289287, 2578574, 6446435, 9025009, 12892870, 18050018, 45125045, 90250090]

約数ペア:

[(1, 90250090), (2, 45125045), (5, 18050018), (7, 12892870), (10, 9025009), (14, 6446435), (35, 2578574), (70, 1289287)]