204551984

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{3797}}^1$

素因数の和:3862

約数の個数: 80

約数和(自身を含む): 501092928

約数和(自身を除く): 296540944

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 37, 52, 56, 74, 91, 104, 112, 148, 182, 208, 259, 296, 364, 481, 518, 592, 728, 962, 1036, 1456, 1924, 2072, 3367, 3797, 3848, 4144, 6734, 7594, 7696, 13468, 15188, 26579, 26936, 30376, 49361, 53158, 53872, 60752, 98722, 106316, 140489, 197444, 212632, 280978, 345527, 394888, 425264, 561956, 691054, 789776, 983423, 1123912, 1382108, 1826357, 1966846, 2247824, 2764216, 3652714, 3933692, 5528432, 7305428, 7867384, 12784499, 14610856, 15734768, 25568998, 29221712, 51137996, 102275992, 204551984]

約数ペア:

[(1, 204551984), (2, 102275992), (4, 51137996), (7, 29221712), (8, 25568998), (13, 15734768), (14, 14610856), (16, 12784499), (26, 7867384), (28, 7305428), (37, 5528432), (52, 3933692), (56, 3652714), (74, 2764216), (91, 2247824), (104, 1966846), (112, 1826357), (148, 1382108), (182, 1123912), (208, 983423), (259, 789776), (296, 691054), (364, 561956), (481, 425264), (518, 394888), (592, 345527), (728, 280978), (962, 212632), (1036, 197444), (1456, 140489), (1924, 106316), (2072, 98722), (3367, 60752), (3797, 53872), (3848, 53158), (4144, 49361), (6734, 30376), (7594, 26936), (7696, 26579), (13468, 15188)]