66970865

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{2459}}^1$

素因数の和:2896

約数の個数: 16

約数和(自身を含む): 86788800

約数和(自身を除く): 19817935

約数列:

[1, 5, 13, 65, 419, 2095, 2459, 5447, 12295, 27235, 31967, 159835, 1030321, 5151605, 13394173, 66970865]

約数ペア:

[(1, 66970865), (5, 13394173), (13, 5151605), (65, 1030321), (419, 159835), (2095, 31967), (2459, 27235), (5447, 12295)]