255157616

素因数分解:

$2^4\times 7^1\times {\mathrm{113}}^1\times {\mathrm{20161}}^1$

素因数の和:20289

約数の個数: 40

約数和(自身を含む): 570020064

約数和(自身を除く): 314862448

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 113, 226, 452, 791, 904, 1582, 1808, 3164, 6328, 12656, 20161, 40322, 80644, 141127, 161288, 282254, 322576, 564508, 1129016, 2258032, 2278193, 4556386, 9112772, 15947351, 18225544, 31894702, 36451088, 63789404, 127578808, 255157616]

約数ペア:

[(1, 255157616), (2, 127578808), (4, 63789404), (7, 36451088), (8, 31894702), (14, 18225544), (16, 15947351), (28, 9112772), (56, 4556386), (112, 2278193), (113, 2258032), (226, 1129016), (452, 564508), (791, 322576), (904, 282254), (1582, 161288), (1808, 141127), (3164, 80644), (6328, 40322), (12656, 20161)]