80938445

素因数分解:

$5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19433}}^1$

素因数の和:19469

約数の個数: 24

約数和(自身を含む): 119635704

約数和(自身を除く): 38697259

約数列:

[1, 5, 7, 17, 35, 49, 85, 119, 245, 595, 833, 4165, 19433, 97165, 136031, 330361, 680155, 952217, 1651805, 2312527, 4761085, 11562635, 16187689, 80938445]

約数ペア:

[(1, 80938445), (5, 16187689), (7, 11562635), (17, 4761085), (35, 2312527), (49, 1651805), (85, 952217), (119, 680155), (245, 330361), (595, 136031), (833, 97165), (4165, 19433)]