164774960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{294241}}^1$

素因数の和:294261

約数の個数: 40

約数和(自身を含む): 437832096

約数和(自身を除く): 273057136

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 294241, 588482, 1176964, 1471205, 2059687, 2353928, 2942410, 4119374, 4707856, 5884820, 8238748, 10298435, 11769640, 16477496, 20596870, 23539280, 32954992, 41193740, 82387480, 164774960]

約数ペア:

[(1, 164774960), (2, 82387480), (4, 41193740), (5, 32954992), (7, 23539280), (8, 20596870), (10, 16477496), (14, 11769640), (16, 10298435), (20, 8238748), (28, 5884820), (35, 4707856), (40, 4119374), (56, 2942410), (70, 2353928), (80, 2059687), (112, 1471205), (140, 1176964), (280, 588482), (560, 294241)]