64446560

素因数分解:

$2^5\times 5^1\times {\mathrm{193}}^1\times {\mathrm{2087}}^1$

素因数の和:2295

約数の個数: 48

約数和(自身を含む): 153117216

約数和(自身を除く): 88670656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 193, 386, 772, 965, 1544, 1930, 2087, 3088, 3860, 4174, 6176, 7720, 8348, 10435, 15440, 16696, 20870, 30880, 33392, 41740, 66784, 83480, 166960, 333920, 402791, 805582, 1611164, 2013955, 3222328, 4027910, 6444656, 8055820, 12889312, 16111640, 32223280, 64446560]

約数ペア:

[(1, 64446560), (2, 32223280), (4, 16111640), (5, 12889312), (8, 8055820), (10, 6444656), (16, 4027910), (20, 3222328), (32, 2013955), (40, 1611164), (80, 805582), (160, 402791), (193, 333920), (386, 166960), (772, 83480), (965, 66784), (1544, 41740), (1930, 33392), (2087, 30880), (3088, 20870), (3860, 16696), (4174, 15440), (6176, 10435), (7720, 8348)]