40500225

素因数分解:

$3^2\times 5^2\times {\mathrm{180001}}^1$

素因数の和:180017

約数の個数: 18

約数和(自身を含む): 72540806

約数和(自身を除く): 32040581

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 180001, 540003, 900005, 1620009, 2700015, 4500025, 8100045, 13500075, 40500225]

約数ペア:

[(1, 40500225), (3, 13500075), (5, 8100045), (9, 4500025), (15, 2700015), (25, 1620009), (45, 900005), (75, 540003), (225, 180001)]