115921025

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{38321}}^1$

素因数の和:38353

約数の個数: 18

約数和(自身を含む): 158001606

約数和(自身を除く): 42080581

約数列:

[1, 5, 11, 25, 55, 121, 275, 605, 3025, 38321, 191605, 421531, 958025, 2107655, 4636841, 10538275, 23184205, 115921025]

約数ペア:

[(1, 115921025), (5, 23184205), (11, 10538275), (25, 4636841), (55, 2107655), (121, 958025), (275, 421531), (605, 191605), (3025, 38321)]