161726992

素因数分解:

$2^4\times 7^1\times {\mathrm{1129}}^1\times {\mathrm{1279}}^1$

素因数の和:2423

約数の個数: 40

約数和(自身を含む): 358707200

約数和(自身を除く): 196980208

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1129, 1279, 2258, 2558, 4516, 5116, 7903, 8953, 9032, 10232, 15806, 17906, 18064, 20464, 31612, 35812, 63224, 71624, 126448, 143248, 1443991, 2887982, 5775964, 10107937, 11551928, 20215874, 23103856, 40431748, 80863496, 161726992]

約数ペア:

[(1, 161726992), (2, 80863496), (4, 40431748), (7, 23103856), (8, 20215874), (14, 11551928), (16, 10107937), (28, 5775964), (56, 2887982), (112, 1443991), (1129, 143248), (1279, 126448), (2258, 71624), (2558, 63224), (4516, 35812), (5116, 31612), (7903, 20464), (8953, 18064), (9032, 17906), (10232, 15806)]