87656368

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{81769}}^1$

素因数の和:81844

約数の個数: 20

約数和(自身を含む): 172371160

約数和(自身を除く): 84714792

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 81769, 163538, 327076, 654152, 1308304, 5478523, 10957046, 21914092, 43828184, 87656368]

約数ペア:

[(1, 87656368), (2, 43828184), (4, 21914092), (8, 10957046), (16, 5478523), (67, 1308304), (134, 654152), (268, 327076), (536, 163538), (1072, 81769)]