85398346640

素因数分解:

$2^4\times 5^1\times {\mathrm{193}}^1\times {\mathrm{5530981}}^1$

素因数の和:5531187

約数の個数: 40

約数和(自身を含む): 199579954488

約数和(自身を除く): 114181607848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 193, 386, 772, 965, 1544, 1930, 3088, 3860, 7720, 15440, 5530981, 11061962, 22123924, 27654905, 44247848, 55309810, 88495696, 110619620, 221239240, 442478480, 1067479333, 2134958666, 4269917332, 5337396665, 8539834664, 10674793330, 17079669328, 21349586660, 42699173320, 85398346640]

約数ペア:

[(1, 85398346640), (2, 42699173320), (4, 21349586660), (5, 17079669328), (8, 10674793330), (10, 8539834664), (16, 5337396665), (20, 4269917332), (40, 2134958666), (80, 1067479333), (193, 442478480), (386, 221239240), (772, 110619620), (965, 88495696), (1544, 55309810), (1930, 44247848), (3088, 27654905), (3860, 22123924), (7720, 11061962), (15440, 5530981)]