87972976

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:159

約数の個数: 160

約数和(自身を含む): 227985408

約数和(自身を除く): 140012432

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 23, 26, 28, 37, 46, 52, 56, 71, 74, 91, 92, 104, 112, 142, 148, 161, 182, 184, 208, 259, 284, 296, 299, 322, 364, 368, 481, 497, 518, 568, 592, 598, 644, 728, 851, 923, 962, 994, 1036, 1136, 1196, 1288, 1456, 1633, 1702, 1846, 1924, 1988, 2072, 2093, 2392, 2576, 2627, 3266, 3367, 3404, 3692, 3848, 3976, 4144, 4186, 4784, 5254, 5957, 6461, 6532, 6734, 6808, 7384, 7696, 7952, 8372, 10508, 11063, 11431, 11914, 12922, 13064, 13468, 13616, 14768, 16744, 18389, 21016, 21229, 22126, 22862, 23828, 25844, 26128, 26936, 33488, 34151, 36778, 42032, 42458, 44252, 45724, 47656, 51688, 53872, 60421, 68302, 73556, 77441, 84916, 88504, 91448, 95312, 103376, 120842, 136604, 147112, 148603, 154882, 169832, 177008, 182896, 239057, 241684, 273208, 294224, 297206, 309764, 339664, 422947, 478114, 483368, 546416, 594412, 619528, 785473, 845894, 956228, 966736, 1188824, 1239056, 1570946, 1691788, 1912456, 2377648, 3141892, 3383576, 3824912, 5498311, 6283784, 6767152, 10996622, 12567568, 21993244, 43986488, 87972976]

約数ペア:

[(1, 87972976), (2, 43986488), (4, 21993244), (7, 12567568), (8, 10996622), (13, 6767152), (14, 6283784), (16, 5498311), (23, 3824912), (26, 3383576), (28, 3141892), (37, 2377648), (46, 1912456), (52, 1691788), (56, 1570946), (71, 1239056), (74, 1188824), (91, 966736), (92, 956228), (104, 845894), (112, 785473), (142, 619528), (148, 594412), (161, 546416), (182, 483368), (184, 478114), (208, 422947), (259, 339664), (284, 309764), (296, 297206), (299, 294224), (322, 273208), (364, 241684), (368, 239057), (481, 182896), (497, 177008), (518, 169832), (568, 154882), (592, 148603), (598, 147112), (644, 136604), (728, 120842), (851, 103376), (923, 95312), (962, 91448), (994, 88504), (1036, 84916), (1136, 77441), (1196, 73556), (1288, 68302), (1456, 60421), (1633, 53872), (1702, 51688), (1846, 47656), (1924, 45724), (1988, 44252), (2072, 42458), (2093, 42032), (2392, 36778), (2576, 34151), (2627, 33488), (3266, 26936), (3367, 26128), (3404, 25844), (3692, 23828), (3848, 22862), (3976, 22126), (4144, 21229), (4186, 21016), (4784, 18389), (5254, 16744), (5957, 14768), (6461, 13616), (6532, 13468), (6734, 13064), (6808, 12922), (7384, 11914), (7696, 11431), (7952, 11063), (8372, 10508)]