80985496

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{246907}}^1$

素因数の和:246954

約数の個数: 16

約数和(自身を含む): 155552040

約数和(自身を除く): 74566544

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 246907, 493814, 987628, 1975256, 10123187, 20246374, 40492748, 80985496]

約数ペア:

[(1, 80985496), (2, 40492748), (4, 20246374), (8, 10123187), (41, 1975256), (82, 987628), (164, 493814), (328, 246907)]