81625824

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2131}}^1$

素因数の和:2173

約数の個数: 144

約数和(自身を含む): 279377280

約数和(自身を除く): 197751456

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 19, 21, 24, 28, 32, 36, 38, 42, 48, 56, 57, 63, 72, 76, 84, 96, 112, 114, 126, 133, 144, 152, 168, 171, 224, 228, 252, 266, 288, 304, 336, 342, 399, 456, 504, 532, 608, 672, 684, 798, 912, 1008, 1064, 1197, 1368, 1596, 1824, 2016, 2128, 2131, 2394, 2736, 3192, 4256, 4262, 4788, 5472, 6384, 6393, 8524, 9576, 12768, 12786, 14917, 17048, 19152, 19179, 25572, 29834, 34096, 38304, 38358, 40489, 44751, 51144, 59668, 68192, 76716, 80978, 89502, 102288, 119336, 121467, 134253, 153432, 161956, 179004, 204576, 238672, 242934, 268506, 283423, 306864, 323912, 358008, 364401, 477344, 485868, 537012, 566846, 613728, 647824, 716016, 728802, 850269, 971736, 1074024, 1133692, 1295648, 1432032, 1457604, 1700538, 1943472, 2148048, 2267384, 2550807, 2915208, 3401076, 3886944, 4296096, 4534768, 5101614, 5830416, 6802152, 9069536, 10203228, 11660832, 13604304, 20406456, 27208608, 40812912, 81625824]

約数ペア:

[(1, 81625824), (2, 40812912), (3, 27208608), (4, 20406456), (6, 13604304), (7, 11660832), (8, 10203228), (9, 9069536), (12, 6802152), (14, 5830416), (16, 5101614), (18, 4534768), (19, 4296096), (21, 3886944), (24, 3401076), (28, 2915208), (32, 2550807), (36, 2267384), (38, 2148048), (42, 1943472), (48, 1700538), (56, 1457604), (57, 1432032), (63, 1295648), (72, 1133692), (76, 1074024), (84, 971736), (96, 850269), (112, 728802), (114, 716016), (126, 647824), (133, 613728), (144, 566846), (152, 537012), (168, 485868), (171, 477344), (224, 364401), (228, 358008), (252, 323912), (266, 306864), (288, 283423), (304, 268506), (336, 242934), (342, 238672), (399, 204576), (456, 179004), (504, 161956), (532, 153432), (608, 134253), (672, 121467), (684, 119336), (798, 102288), (912, 89502), (1008, 80978), (1064, 76716), (1197, 68192), (1368, 59668), (1596, 51144), (1824, 44751), (2016, 40489), (2128, 38358), (2131, 38304), (2394, 34096), (2736, 29834), (3192, 25572), (4256, 19179), (4262, 19152), (4788, 17048), (5472, 14917), (6384, 12786), (6393, 12768), (8524, 9576)]