53931920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{499}}^1$

素因数の和:712

約数の個数: 80

約数和(自身を含む): 144336000

約数和(自身を除く): 90404080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 193, 280, 386, 499, 560, 772, 965, 998, 1351, 1544, 1930, 1996, 2495, 2702, 3088, 3493, 3860, 3992, 4990, 5404, 6755, 6986, 7720, 7984, 9980, 10808, 13510, 13972, 15440, 17465, 19960, 21616, 27020, 27944, 34930, 39920, 54040, 55888, 69860, 96307, 108080, 139720, 192614, 279440, 385228, 481535, 674149, 770456, 963070, 1348298, 1540912, 1926140, 2696596, 3370745, 3852280, 5393192, 6741490, 7704560, 10786384, 13482980, 26965960, 53931920]

約数ペア:

[(1, 53931920), (2, 26965960), (4, 13482980), (5, 10786384), (7, 7704560), (8, 6741490), (10, 5393192), (14, 3852280), (16, 3370745), (20, 2696596), (28, 1926140), (35, 1540912), (40, 1348298), (56, 963070), (70, 770456), (80, 674149), (112, 481535), (140, 385228), (193, 279440), (280, 192614), (386, 139720), (499, 108080), (560, 96307), (772, 69860), (965, 55888), (998, 54040), (1351, 39920), (1544, 34930), (1930, 27944), (1996, 27020), (2495, 21616), (2702, 19960), (3088, 17465), (3493, 15440), (3860, 13972), (3992, 13510), (4990, 10808), (5404, 9980), (6755, 7984), (6986, 7720)]