7840528025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{28511011}}^1$

素因数の和:28511032

約数の個数: 12

約数和(自身を含む): 10606096464

約数和(自身を除く): 2765568439

約数列:

[1, 5, 11, 25, 55, 275, 28511011, 142555055, 313621121, 712775275, 1568105605, 7840528025]

約数ペア:

[(1, 7840528025), (5, 1568105605), (11, 712775275), (25, 313621121), (55, 142555055), (275, 28511011)]