55105360

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{193}}^1$

素因数の和:332

約数の個数: 80

約数和(自身を含む): 133366464

約数和(自身を除く): 78261104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 83, 86, 166, 172, 193, 215, 332, 344, 386, 415, 430, 664, 688, 772, 830, 860, 965, 1328, 1544, 1660, 1720, 1930, 3088, 3320, 3440, 3569, 3860, 6640, 7138, 7720, 8299, 14276, 15440, 16019, 16598, 17845, 28552, 32038, 33196, 35690, 41495, 57104, 64076, 66392, 71380, 80095, 82990, 128152, 132784, 142760, 160190, 165980, 256304, 285520, 320380, 331960, 640760, 663920, 688817, 1281520, 1377634, 2755268, 3444085, 5510536, 6888170, 11021072, 13776340, 27552680, 55105360]

約数ペア:

[(1, 55105360), (2, 27552680), (4, 13776340), (5, 11021072), (8, 6888170), (10, 5510536), (16, 3444085), (20, 2755268), (40, 1377634), (43, 1281520), (80, 688817), (83, 663920), (86, 640760), (166, 331960), (172, 320380), (193, 285520), (215, 256304), (332, 165980), (344, 160190), (386, 142760), (415, 132784), (430, 128152), (664, 82990), (688, 80095), (772, 71380), (830, 66392), (860, 64076), (965, 57104), (1328, 41495), (1544, 35690), (1660, 33196), (1720, 32038), (1930, 28552), (3088, 17845), (3320, 16598), (3440, 16019), (3569, 15440), (3860, 14276), (6640, 8299), (7138, 7720)]