155362225

素因数分解:

$5^2\times {\mathrm{43}}^2\times {\mathrm{3361}}^1$

素因数の和:3457

約数の個数: 18

約数和(自身を含む): 197292246

約数和(自身を除く): 41930021

約数列:

[1, 5, 25, 43, 215, 1075, 1849, 3361, 9245, 16805, 46225, 84025, 144523, 722615, 3613075, 6214489, 31072445, 155362225]

約数ペア:

[(1, 155362225), (5, 31072445), (25, 6214489), (43, 3613075), (215, 722615), (1075, 144523), (1849, 84025), (3361, 46225), (9245, 16805)]