68637225

素因数分解:

$3^1\times 5^2\times {\mathrm{907}}^1\times {\mathrm{1009}}^1$

素因数の和:1929

約数の個数: 24

約数和(自身を含む): 113717920

約数和(自身を除く): 45080695

約数列:

[1, 3, 5, 15, 25, 75, 907, 1009, 2721, 3027, 4535, 5045, 13605, 15135, 22675, 25225, 68025, 75675, 915163, 2745489, 4575815, 13727445, 22879075, 68637225]

約数ペア:

[(1, 68637225), (3, 22879075), (5, 13727445), (15, 4575815), (25, 2745489), (75, 915163), (907, 75675), (1009, 68025), (2721, 25225), (3027, 22675), (4535, 15135), (5045, 13605)]