3992375

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{41}}^2$

素因数の和:116

約数の個数: 24

約数和(自身を含む): 5375760

約数和(自身を除く): 1383385

約数列:

[1, 5, 19, 25, 41, 95, 125, 205, 475, 779, 1025, 1681, 2375, 3895, 5125, 8405, 19475, 31939, 42025, 97375, 159695, 210125, 798475, 3992375]

約数ペア:

[(1, 3992375), (5, 798475), (19, 210125), (25, 159695), (41, 97375), (95, 42025), (125, 31939), (205, 19475), (475, 8405), (779, 5125), (1025, 3895), (1681, 2375)]