81675288

素因数分解:

$2^3\times 3^2\times {\mathrm{139}}^1\times {\mathrm{8161}}^1$

素因数の和:8312

約数の個数: 48

約数和(自身を含む): 222822600

約数和(自身を除く): 141147312

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 139, 278, 417, 556, 834, 1112, 1251, 1668, 2502, 3336, 5004, 8161, 10008, 16322, 24483, 32644, 48966, 65288, 73449, 97932, 146898, 195864, 293796, 587592, 1134379, 2268758, 3403137, 4537516, 6806274, 9075032, 10209411, 13612548, 20418822, 27225096, 40837644, 81675288]

約数ペア:

[(1, 81675288), (2, 40837644), (3, 27225096), (4, 20418822), (6, 13612548), (8, 10209411), (9, 9075032), (12, 6806274), (18, 4537516), (24, 3403137), (36, 2268758), (72, 1134379), (139, 587592), (278, 293796), (417, 195864), (556, 146898), (834, 97932), (1112, 73449), (1251, 65288), (1668, 48966), (2502, 32644), (3336, 24483), (5004, 16322), (8161, 10008)]