671375

素因数分解:

$5^3\times {\mathrm{41}}^1\times {\mathrm{131}}^1$

素因数の和:187

約数の個数: 16

約数和(自身を含む): 864864

約数和(自身を除く): 193489

約数列:

[1, 5, 25, 41, 125, 131, 205, 655, 1025, 3275, 5125, 5371, 16375, 26855, 134275, 671375]

約数ペア:

[(1, 671375), (5, 134275), (25, 26855), (41, 16375), (125, 5371), (131, 5125), (205, 3275), (655, 1025)]