40725225

素因数分解:

$3^2\times 5^2\times {\mathrm{181001}}^1$

素因数の和:181017

約数の個数: 18

約数和(自身を含む): 72943806

約数和(自身を除く): 32218581

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 181001, 543003, 905005, 1629009, 2715015, 4525025, 8145045, 13575075, 40725225]

約数ペア:

[(1, 40725225), (3, 13575075), (5, 8145045), (9, 4525025), (15, 2715015), (25, 1629009), (45, 905005), (75, 543003), (225, 181001)]