81268232

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{247769}}^1$

素因数の和:247816

約数の個数: 16

約数和(自身を含む): 156095100

約数和(自身を除く): 74826868

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 247769, 495538, 991076, 1982152, 10158529, 20317058, 40634116, 81268232]

約数ペア:

[(1, 81268232), (2, 40634116), (4, 20317058), (8, 10158529), (41, 1982152), (82, 991076), (164, 495538), (328, 247769)]