128937085

素因数分解:

$5^1\times {\mathrm{79}}^1\times {\mathrm{449}}^1\times {\mathrm{727}}^1$

素因数の和:1260

約数の個数: 16

約数和(自身を含む): 157248000

約数和(自身を除く): 28310915

約数列:

[1, 5, 79, 395, 449, 727, 2245, 3635, 35471, 57433, 177355, 287165, 326423, 1632115, 25787417, 128937085]

約数ペア:

[(1, 128937085), (5, 25787417), (79, 1632115), (395, 326423), (449, 287165), (727, 177355), (2245, 57433), (3635, 35471)]