8263840

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1$

素因数の和:194

約数の個数: 96

約数和(自身を含む): 21908880

約数和(自身を除く): 13645040

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 32, 40, 52, 58, 65, 80, 104, 116, 130, 137, 145, 160, 208, 232, 260, 274, 290, 377, 416, 464, 520, 548, 580, 685, 754, 928, 1040, 1096, 1160, 1370, 1508, 1781, 1885, 2080, 2192, 2320, 2740, 3016, 3562, 3770, 3973, 4384, 4640, 5480, 6032, 7124, 7540, 7946, 8905, 10960, 12064, 14248, 15080, 15892, 17810, 19865, 21920, 28496, 30160, 31784, 35620, 39730, 51649, 56992, 60320, 63568, 71240, 79460, 103298, 127136, 142480, 158920, 206596, 258245, 284960, 317840, 413192, 516490, 635680, 826384, 1032980, 1652768, 2065960, 4131920, 8263840]

約数ペア:

[(1, 8263840), (2, 4131920), (4, 2065960), (5, 1652768), (8, 1032980), (10, 826384), (13, 635680), (16, 516490), (20, 413192), (26, 317840), (29, 284960), (32, 258245), (40, 206596), (52, 158920), (58, 142480), (65, 127136), (80, 103298), (104, 79460), (116, 71240), (130, 63568), (137, 60320), (145, 56992), (160, 51649), (208, 39730), (232, 35620), (260, 31784), (274, 30160), (290, 28496), (377, 21920), (416, 19865), (464, 17810), (520, 15892), (548, 15080), (580, 14248), (685, 12064), (754, 10960), (928, 8905), (1040, 7946), (1096, 7540), (1160, 7124), (1370, 6032), (1508, 5480), (1781, 4640), (1885, 4384), (2080, 3973), (2192, 3770), (2320, 3562), (2740, 3016)]