68262155

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1783}}^1$

素因数の和:1851

約数の個数: 32

約数和(自身を含む): 95907840

約数和(自身を除く): 27645685

約数列:

[1, 5, 13, 19, 31, 65, 95, 155, 247, 403, 589, 1235, 1783, 2015, 2945, 7657, 8915, 23179, 33877, 38285, 55273, 115895, 169385, 276365, 440401, 718549, 1050187, 2202005, 3592745, 5250935, 13652431, 68262155]

約数ペア:

[(1, 68262155), (5, 13652431), (13, 5250935), (19, 3592745), (31, 2202005), (65, 1050187), (95, 718549), (155, 440401), (247, 276365), (403, 169385), (589, 115895), (1235, 55273), (1783, 38285), (2015, 33877), (2945, 23179), (7657, 8915)]