83405825

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{443}}^2$

素因数の和:913

約数の個数: 18

約数和(自身を含む): 109754694

約数和(自身を除く): 26348869

約数列:

[1, 5, 17, 25, 85, 425, 443, 2215, 7531, 11075, 37655, 188275, 196249, 981245, 3336233, 4906225, 16681165, 83405825]

約数ペア:

[(1, 83405825), (5, 16681165), (17, 4906225), (25, 3336233), (85, 981245), (425, 196249), (443, 188275), (2215, 37655), (7531, 11075)]