131560048

素因数分解:

$2^4\times {\mathrm{43}}^2\times {\mathrm{4447}}^1$

素因数の和:4541

約数の個数: 30

約数和(自身を含む): 261021984

約数和(自身を除く): 129461936

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 1849, 3698, 4447, 7396, 8894, 14792, 17788, 29584, 35576, 71152, 191221, 382442, 764884, 1529768, 3059536, 8222503, 16445006, 32890012, 65780024, 131560048]

約数ペア:

[(1, 131560048), (2, 65780024), (4, 32890012), (8, 16445006), (16, 8222503), (43, 3059536), (86, 1529768), (172, 764884), (344, 382442), (688, 191221), (1849, 71152), (3698, 35576), (4447, 29584), (7396, 17788), (8894, 14792)]