87697160

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1$

素因数の和:255

約数の個数: 128

約数和(自身を含む): 225504000

約数和(自身を除く): 137806840

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 23, 29, 38, 40, 46, 58, 76, 92, 95, 115, 116, 145, 152, 173, 184, 190, 230, 232, 290, 346, 380, 437, 460, 551, 580, 667, 692, 760, 865, 874, 920, 1102, 1160, 1334, 1384, 1730, 1748, 2185, 2204, 2668, 2755, 3287, 3335, 3460, 3496, 3979, 4370, 4408, 5017, 5336, 5510, 6574, 6670, 6920, 7958, 8740, 10034, 11020, 12673, 13148, 13340, 15916, 16435, 17480, 19895, 20068, 22040, 25085, 25346, 26296, 26680, 31832, 32870, 39790, 40136, 50170, 50692, 63365, 65740, 75601, 79580, 95323, 100340, 101384, 115391, 126730, 131480, 151202, 159160, 190646, 200680, 230782, 253460, 302404, 378005, 381292, 461564, 476615, 506920, 576955, 604808, 756010, 762584, 923128, 953230, 1153910, 1512020, 1906460, 2192429, 2307820, 3024040, 3812920, 4384858, 4615640, 8769716, 10962145, 17539432, 21924290, 43848580, 87697160]

約数ペア:

[(1, 87697160), (2, 43848580), (4, 21924290), (5, 17539432), (8, 10962145), (10, 8769716), (19, 4615640), (20, 4384858), (23, 3812920), (29, 3024040), (38, 2307820), (40, 2192429), (46, 1906460), (58, 1512020), (76, 1153910), (92, 953230), (95, 923128), (115, 762584), (116, 756010), (145, 604808), (152, 576955), (173, 506920), (184, 476615), (190, 461564), (230, 381292), (232, 378005), (290, 302404), (346, 253460), (380, 230782), (437, 200680), (460, 190646), (551, 159160), (580, 151202), (667, 131480), (692, 126730), (760, 115391), (865, 101384), (874, 100340), (920, 95323), (1102, 79580), (1160, 75601), (1334, 65740), (1384, 63365), (1730, 50692), (1748, 50170), (2185, 40136), (2204, 39790), (2668, 32870), (2755, 31832), (3287, 26680), (3335, 26296), (3460, 25346), (3496, 25085), (3979, 22040), (4370, 20068), (4408, 19895), (5017, 17480), (5336, 16435), (5510, 15916), (6574, 13340), (6670, 13148), (6920, 12673), (7958, 11020), (8740, 10034)]