129118225

素因数分解:

$5^2\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{1223}}^1$

素因数の和:1377

約数の個数: 24

約数和(自身を含む): 165739392

約数和(自身を除く): 36621167

約数列:

[1, 5, 25, 41, 103, 205, 515, 1025, 1223, 2575, 4223, 6115, 21115, 30575, 50143, 105575, 125969, 250715, 629845, 1253575, 3149225, 5164729, 25823645, 129118225]

約数ペア:

[(1, 129118225), (5, 25823645), (25, 5164729), (41, 3149225), (103, 1253575), (205, 629845), (515, 250715), (1025, 125969), (1223, 105575), (2575, 50143), (4223, 30575), (6115, 21115)]