80164480

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{193}}^1$

素因数の和:282

約数の個数: 128

約数和(自身を含む): 213710400

約数和(自身を除く): 133545920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 59, 64, 80, 88, 110, 118, 128, 160, 176, 193, 220, 236, 295, 320, 352, 386, 440, 472, 590, 640, 649, 704, 772, 880, 944, 965, 1180, 1298, 1408, 1544, 1760, 1888, 1930, 2123, 2360, 2596, 3088, 3245, 3520, 3776, 3860, 4246, 4720, 5192, 6176, 6490, 7040, 7552, 7720, 8492, 9440, 10384, 10615, 11387, 12352, 12980, 15440, 16984, 18880, 20768, 21230, 22774, 24704, 25960, 30880, 33968, 37760, 41536, 42460, 45548, 51920, 56935, 61760, 67936, 83072, 84920, 91096, 103840, 113870, 123520, 125257, 135872, 169840, 182192, 207680, 227740, 250514, 271744, 339680, 364384, 415360, 455480, 501028, 626285, 679360, 728768, 910960, 1002056, 1252570, 1358720, 1457536, 1821920, 2004112, 2505140, 3643840, 4008224, 5010280, 7287680, 8016448, 10020560, 16032896, 20041120, 40082240, 80164480]

約数ペア:

[(1, 80164480), (2, 40082240), (4, 20041120), (5, 16032896), (8, 10020560), (10, 8016448), (11, 7287680), (16, 5010280), (20, 4008224), (22, 3643840), (32, 2505140), (40, 2004112), (44, 1821920), (55, 1457536), (59, 1358720), (64, 1252570), (80, 1002056), (88, 910960), (110, 728768), (118, 679360), (128, 626285), (160, 501028), (176, 455480), (193, 415360), (220, 364384), (236, 339680), (295, 271744), (320, 250514), (352, 227740), (386, 207680), (440, 182192), (472, 169840), (590, 135872), (640, 125257), (649, 123520), (704, 113870), (772, 103840), (880, 91096), (944, 84920), (965, 83072), (1180, 67936), (1298, 61760), (1408, 56935), (1544, 51920), (1760, 45548), (1888, 42460), (1930, 41536), (2123, 37760), (2360, 33968), (2596, 30880), (3088, 25960), (3245, 24704), (3520, 22774), (3776, 21230), (3860, 20768), (4246, 18880), (4720, 16984), (5192, 15440), (6176, 12980), (6490, 12352), (7040, 11387), (7552, 10615), (7720, 10384), (8492, 9440)]