51013760

素因数分解:

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

素因数の和:278

約数の個数: 128

約数和(自身を含む): 142473600

約数和(自身を除く): 91459840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 59, 64, 70, 80, 112, 118, 128, 140, 160, 193, 224, 236, 280, 295, 320, 386, 413, 448, 472, 560, 590, 640, 772, 826, 896, 944, 965, 1120, 1180, 1351, 1544, 1652, 1888, 1930, 2065, 2240, 2360, 2702, 3088, 3304, 3776, 3860, 4130, 4480, 4720, 5404, 6176, 6608, 6755, 7552, 7720, 8260, 9440, 10808, 11387, 12352, 13216, 13510, 15440, 16520, 18880, 21616, 22774, 24704, 26432, 27020, 30880, 33040, 37760, 43232, 45548, 52864, 54040, 56935, 61760, 66080, 79709, 86464, 91096, 108080, 113870, 123520, 132160, 159418, 172928, 182192, 216160, 227740, 264320, 318836, 364384, 398545, 432320, 455480, 637672, 728768, 797090, 864640, 910960, 1275344, 1457536, 1594180, 1821920, 2550688, 3188360, 3643840, 5101376, 6376720, 7287680, 10202752, 12753440, 25506880, 51013760]

約数ペア:

[(1, 51013760), (2, 25506880), (4, 12753440), (5, 10202752), (7, 7287680), (8, 6376720), (10, 5101376), (14, 3643840), (16, 3188360), (20, 2550688), (28, 1821920), (32, 1594180), (35, 1457536), (40, 1275344), (56, 910960), (59, 864640), (64, 797090), (70, 728768), (80, 637672), (112, 455480), (118, 432320), (128, 398545), (140, 364384), (160, 318836), (193, 264320), (224, 227740), (236, 216160), (280, 182192), (295, 172928), (320, 159418), (386, 132160), (413, 123520), (448, 113870), (472, 108080), (560, 91096), (590, 86464), (640, 79709), (772, 66080), (826, 61760), (896, 56935), (944, 54040), (965, 52864), (1120, 45548), (1180, 43232), (1351, 37760), (1544, 33040), (1652, 30880), (1888, 27020), (1930, 26432), (2065, 24704), (2240, 22774), (2360, 21616), (2702, 18880), (3088, 16520), (3304, 15440), (3776, 13510), (3860, 13216), (4130, 12352), (4480, 11387), (4720, 10808), (5404, 9440), (6176, 8260), (6608, 7720), (6755, 7552)]