26888800

素因数分解:

$2^5\times 5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1$

素因数の和:129

約数の個数: 144

約数和(自身を含む): 72651600

約数和(自身を除く): 45762800

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 29, 32, 38, 40, 50, 58, 61, 76, 80, 95, 100, 116, 122, 145, 152, 160, 190, 200, 232, 244, 290, 304, 305, 380, 400, 464, 475, 488, 551, 580, 608, 610, 725, 760, 800, 928, 950, 976, 1102, 1159, 1160, 1220, 1450, 1520, 1525, 1769, 1900, 1952, 2204, 2318, 2320, 2440, 2755, 2900, 3040, 3050, 3538, 3800, 4408, 4636, 4640, 4880, 5510, 5795, 5800, 6100, 7076, 7600, 8816, 8845, 9272, 9760, 11020, 11590, 11600, 12200, 13775, 14152, 15200, 17632, 17690, 18544, 22040, 23180, 23200, 24400, 27550, 28304, 28975, 33611, 35380, 37088, 44080, 44225, 46360, 48800, 55100, 56608, 57950, 67222, 70760, 88160, 88450, 92720, 110200, 115900, 134444, 141520, 168055, 176900, 185440, 220400, 231800, 268888, 283040, 336110, 353800, 440800, 463600, 537776, 672220, 707600, 840275, 927200, 1075552, 1344440, 1415200, 1680550, 2688880, 3361100, 5377760, 6722200, 13444400, 26888800]

約数ペア:

[(1, 26888800), (2, 13444400), (4, 6722200), (5, 5377760), (8, 3361100), (10, 2688880), (16, 1680550), (19, 1415200), (20, 1344440), (25, 1075552), (29, 927200), (32, 840275), (38, 707600), (40, 672220), (50, 537776), (58, 463600), (61, 440800), (76, 353800), (80, 336110), (95, 283040), (100, 268888), (116, 231800), (122, 220400), (145, 185440), (152, 176900), (160, 168055), (190, 141520), (200, 134444), (232, 115900), (244, 110200), (290, 92720), (304, 88450), (305, 88160), (380, 70760), (400, 67222), (464, 57950), (475, 56608), (488, 55100), (551, 48800), (580, 46360), (608, 44225), (610, 44080), (725, 37088), (760, 35380), (800, 33611), (928, 28975), (950, 28304), (976, 27550), (1102, 24400), (1159, 23200), (1160, 23180), (1220, 22040), (1450, 18544), (1520, 17690), (1525, 17632), (1769, 15200), (1900, 14152), (1952, 13775), (2204, 12200), (2318, 11600), (2320, 11590), (2440, 11020), (2755, 9760), (2900, 9272), (3040, 8845), (3050, 8816), (3538, 7600), (3800, 7076), (4408, 6100), (4636, 5800), (4640, 5795), (4880, 5510)]