77971504

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{41}}^2\times {\mathrm{223}}^1$

素因数の和:326

約数の個数: 60

約数和(自身を含む): 167503168

約数和(自身を除く): 89531664

約数列:

[1, 2, 4, 8, 13, 16, 26, 41, 52, 82, 104, 164, 208, 223, 328, 446, 533, 656, 892, 1066, 1681, 1784, 2132, 2899, 3362, 3568, 4264, 5798, 6724, 8528, 9143, 11596, 13448, 18286, 21853, 23192, 26896, 36572, 43706, 46384, 73144, 87412, 118859, 146288, 174824, 237718, 349648, 374863, 475436, 749726, 950872, 1499452, 1901744, 2998904, 4873219, 5997808, 9746438, 19492876, 38985752, 77971504]

約数ペア:

[(1, 77971504), (2, 38985752), (4, 19492876), (8, 9746438), (13, 5997808), (16, 4873219), (26, 2998904), (41, 1901744), (52, 1499452), (82, 950872), (104, 749726), (164, 475436), (208, 374863), (223, 349648), (328, 237718), (446, 174824), (533, 146288), (656, 118859), (892, 87412), (1066, 73144), (1681, 46384), (1784, 43706), (2132, 36572), (2899, 26896), (3362, 23192), (3568, 21853), (4264, 18286), (5798, 13448), (6724, 11596), (8528, 9143)]