56572090

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:247

約数の個数: 64

約数和(自身を含む): 112907520

約数和(自身を除く): 56335430

約数列:

[1, 2, 5, 10, 17, 34, 43, 71, 85, 86, 109, 142, 170, 215, 218, 355, 430, 545, 710, 731, 1090, 1207, 1462, 1853, 2414, 3053, 3655, 3706, 4687, 6035, 6106, 7310, 7739, 9265, 9374, 12070, 15265, 15478, 18530, 23435, 30530, 38695, 46870, 51901, 77390, 79679, 103802, 131563, 159358, 259505, 263126, 332777, 398395, 519010, 657815, 665554, 796790, 1315630, 1663885, 3327770, 5657209, 11314418, 28286045, 56572090]

約数ペア:

[(1, 56572090), (2, 28286045), (5, 11314418), (10, 5657209), (17, 3327770), (34, 1663885), (43, 1315630), (71, 796790), (85, 665554), (86, 657815), (109, 519010), (142, 398395), (170, 332777), (215, 263126), (218, 259505), (355, 159358), (430, 131563), (545, 103802), (710, 79679), (731, 77390), (1090, 51901), (1207, 46870), (1462, 38695), (1853, 30530), (2414, 23435), (3053, 18530), (3655, 15478), (3706, 15265), (4687, 12070), (6035, 9374), (6106, 9265), (7310, 7739)]