8247125

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{3881}}^1$

素因数の和:3913

約数の個数: 16

約数和(自身を含む): 10900656

約数和(自身を除く): 2653531

約数列:

[1, 5, 17, 25, 85, 125, 425, 2125, 3881, 19405, 65977, 97025, 329885, 485125, 1649425, 8247125]

約数ペア:

[(1, 8247125), (5, 1649425), (17, 485125), (25, 329885), (85, 97025), (125, 65977), (425, 19405), (2125, 3881)]