25118390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{20759}}^1$

素因数の和:20788

約数の個数: 24

約数和(自身を含む): 49699440

約数和(自身を除く): 24581050

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 20759, 41518, 103795, 207590, 228349, 456698, 1141745, 2283490, 2511839, 5023678, 12559195, 25118390]

約数ペア:

[(1, 25118390), (2, 12559195), (5, 5023678), (10, 2511839), (11, 2283490), (22, 1141745), (55, 456698), (110, 228349), (121, 207590), (242, 103795), (605, 41518), (1210, 20759)]