80531888

素因数分解:

$2^4\times {\mathrm{137}}^1\times {\mathrm{36739}}^1$

素因数の和:36884

約数の個数: 20

約数和(自身を含む): 157173720

約数和(自身を除く): 76641832

約数列:

[1, 2, 4, 8, 16, 137, 274, 548, 1096, 2192, 36739, 73478, 146956, 293912, 587824, 5033243, 10066486, 20132972, 40265944, 80531888]

約数ペア:

[(1, 80531888), (2, 40265944), (4, 20132972), (8, 10066486), (16, 5033243), (137, 587824), (274, 293912), (548, 146956), (1096, 73478), (2192, 36739)]