81301616

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{937}}^1$

素因数の和:1002

約数の個数: 80

約数和(自身を含む): 188425440

約数和(自身を除く): 107123824

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 29, 34, 44, 58, 68, 88, 116, 136, 176, 187, 232, 272, 319, 374, 464, 493, 638, 748, 937, 986, 1276, 1496, 1874, 1972, 2552, 2992, 3748, 3944, 5104, 5423, 7496, 7888, 10307, 10846, 14992, 15929, 20614, 21692, 27173, 31858, 41228, 43384, 54346, 63716, 82456, 86768, 108692, 127432, 164912, 175219, 217384, 254864, 298903, 350438, 434768, 461941, 597806, 700876, 923882, 1195612, 1401752, 1847764, 2391224, 2803504, 3695528, 4782448, 5081351, 7391056, 10162702, 20325404, 40650808, 81301616]

約数ペア:

[(1, 81301616), (2, 40650808), (4, 20325404), (8, 10162702), (11, 7391056), (16, 5081351), (17, 4782448), (22, 3695528), (29, 2803504), (34, 2391224), (44, 1847764), (58, 1401752), (68, 1195612), (88, 923882), (116, 700876), (136, 597806), (176, 461941), (187, 434768), (232, 350438), (272, 298903), (319, 254864), (374, 217384), (464, 175219), (493, 164912), (638, 127432), (748, 108692), (937, 86768), (986, 82456), (1276, 63716), (1496, 54346), (1874, 43384), (1972, 41228), (2552, 31858), (2992, 27173), (3748, 21692), (3944, 20614), (5104, 15929), (5423, 14992), (7496, 10846), (7888, 10307)]