262040225

素因数分解:

$5^2\times {\mathrm{41}}^1\times {\mathrm{255649}}^1$

素因数の和:255700

約数の個数: 12

約数和(自身を含む): 332856300

約数和(自身を除く): 70816075

約数列:

[1, 5, 25, 41, 205, 1025, 255649, 1278245, 6391225, 10481609, 52408045, 262040225]

約数ペア:

[(1, 262040225), (5, 52408045), (25, 10481609), (41, 6391225), (205, 1278245), (1025, 255649)]