68640675

素因数分解:

$3^1\times 5^2\times {\mathrm{613}}^1\times {\mathrm{1493}}^1$

素因数の和:2119

約数の個数: 24

約数和(自身を含む): 113747184

約数和(自身を除く): 45106509

約数列:

[1, 3, 5, 15, 25, 75, 613, 1493, 1839, 3065, 4479, 7465, 9195, 15325, 22395, 37325, 45975, 111975, 915209, 2745627, 4576045, 13728135, 22880225, 68640675]

約数ペア:

[(1, 68640675), (3, 22880225), (5, 13728135), (15, 4576045), (25, 2745627), (75, 915209), (613, 111975), (1493, 45975), (1839, 37325), (3065, 22395), (4479, 15325), (7465, 9195)]