3211025

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1$

素因数の和:185

約数の個数: 24

約数和(自身を含む): 4255680

約数和(自身を除く): 1044655

約数列:

[1, 5, 25, 29, 43, 103, 145, 215, 515, 725, 1075, 1247, 2575, 2987, 4429, 6235, 14935, 22145, 31175, 74675, 110725, 128441, 642205, 3211025]

約数ペア:

[(1, 3211025), (5, 642205), (25, 128441), (29, 110725), (43, 74675), (103, 31175), (145, 22145), (215, 14935), (515, 6235), (725, 4429), (1075, 2987), (1247, 2575)]