2505305

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{101}}^1$

素因数の和:169

約数の個数: 24

約数和(自身を含む): 3418632

約数和(自身を除く): 913327

約数列:

[1, 5, 11, 41, 55, 101, 121, 205, 451, 505, 605, 1111, 2255, 4141, 4961, 5555, 12221, 20705, 24805, 45551, 61105, 227755, 501061, 2505305]

約数ペア:

[(1, 2505305), (5, 501061), (11, 227755), (41, 61105), (55, 45551), (101, 24805), (121, 20705), (205, 12221), (451, 5555), (505, 4961), (605, 4141), (1111, 2255)]