80987824

素因数分解:

$2^4\times {\mathrm{137}}^1\times {\mathrm{36947}}^1$

素因数の和:37092

約数の個数: 20

約数和(自身を含む): 158063544

約数和(自身を除く): 77075720

約数列:

[1, 2, 4, 8, 16, 137, 274, 548, 1096, 2192, 36947, 73894, 147788, 295576, 591152, 5061739, 10123478, 20246956, 40493912, 80987824]

約数ペア:

[(1, 80987824), (2, 40493912), (4, 20246956), (8, 10123478), (16, 5061739), (137, 591152), (274, 295576), (548, 147788), (1096, 73894), (2192, 36947)]