225207310225

素因数分解:

$5^2\times {\mathrm{41}}^2\times {\mathrm{5358889}}^1$

素因数の和:5358981

約数の個数: 18

約数和(自身を含む): 286234391570

約数和(自身を除く): 61027081345

約数列:

[1, 5, 25, 41, 205, 1025, 1681, 8405, 42025, 5358889, 26794445, 133972225, 219714449, 1098572245, 5492861225, 9008292409, 45041462045, 225207310225]

約数ペア:

[(1, 225207310225), (5, 45041462045), (25, 9008292409), (41, 5492861225), (205, 1098572245), (1025, 219714449), (1681, 133972225), (8405, 26794445), (42025, 5358889)]