204027905

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^2\times {\mathrm{761}}^1$

素因数の和:881

約数の個数: 24

約数和(自身を含む): 259643880

約数和(自身を除く): 55615975

約数列:

[1, 5, 29, 43, 145, 215, 761, 1247, 1849, 3805, 6235, 9245, 22069, 32723, 53621, 110345, 163615, 268105, 948967, 1407089, 4744835, 7035445, 40805581, 204027905]

約数ペア:

[(1, 204027905), (5, 40805581), (29, 7035445), (43, 4744835), (145, 1407089), (215, 948967), (761, 268105), (1247, 163615), (1849, 110345), (3805, 53621), (6235, 32723), (9245, 22069)]