68390525

素因数分解:

$5^2\times 7^2\times {\mathrm{55829}}^1$

素因数の和:55853

約数の個数: 18

約数和(自身を含む): 98651610

約数和(自身を除く): 30261085

約数列:

[1, 5, 7, 25, 35, 49, 175, 245, 1225, 55829, 279145, 390803, 1395725, 1954015, 2735621, 9770075, 13678105, 68390525]

約数ペア:

[(1, 68390525), (5, 13678105), (7, 9770075), (25, 2735621), (35, 1954015), (49, 1395725), (175, 390803), (245, 279145), (1225, 55829)]