68520825

素因数分解:

$3^2\times 5^2\times {\mathrm{304537}}^1$

素因数の和:304553

約数の個数: 18

約数和(自身を含む): 122728814

約数和(自身を除く): 54207989

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 304537, 913611, 1522685, 2740833, 4568055, 7613425, 13704165, 22840275, 68520825]

約数ペア:

[(1, 68520825), (3, 22840275), (5, 13704165), (9, 7613425), (15, 4568055), (25, 2740833), (45, 1522685), (75, 913611), (225, 304537)]