28305302800

素因数分解:

$2^4\times 5^2\times {\mathrm{127}}^1\times {\mathrm{193}}^1\times {\mathrm{2887}}^1$

素因数の和:3225

約数の個数: 120

約数和(自身を含む): 68917938176

約数和(自身を除く): 40612635376

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 127, 193, 200, 254, 386, 400, 508, 635, 772, 965, 1016, 1270, 1544, 1930, 2032, 2540, 2887, 3088, 3175, 3860, 4825, 5080, 5774, 6350, 7720, 9650, 10160, 11548, 12700, 14435, 15440, 19300, 23096, 24511, 25400, 28870, 38600, 46192, 49022, 50800, 57740, 72175, 77200, 98044, 115480, 122555, 144350, 196088, 230960, 245110, 288700, 366649, 392176, 490220, 557191, 577400, 612775, 733298, 980440, 1114382, 1154800, 1225550, 1466596, 1833245, 1960880, 2228764, 2451100, 2785955, 2933192, 3666490, 4457528, 4902200, 5571910, 5866384, 7332980, 8915056, 9166225, 9804400, 11143820, 13929775, 14665960, 18332450, 22287640, 27859550, 29331920, 36664900, 44575280, 55719100, 70763257, 73329800, 111438200, 141526514, 146659600, 222876400, 283053028, 353816285, 566106056, 707632570, 1132212112, 1415265140, 1769081425, 2830530280, 3538162850, 5661060560, 7076325700, 14152651400, 28305302800]

約数ペア:

[(1, 28305302800), (2, 14152651400), (4, 7076325700), (5, 5661060560), (8, 3538162850), (10, 2830530280), (16, 1769081425), (20, 1415265140), (25, 1132212112), (40, 707632570), (50, 566106056), (80, 353816285), (100, 283053028), (127, 222876400), (193, 146659600), (200, 141526514), (254, 111438200), (386, 73329800), (400, 70763257), (508, 55719100), (635, 44575280), (772, 36664900), (965, 29331920), (1016, 27859550), (1270, 22287640), (1544, 18332450), (1930, 14665960), (2032, 13929775), (2540, 11143820), (2887, 9804400), (3088, 9166225), (3175, 8915056), (3860, 7332980), (4825, 5866384), (5080, 5571910), (5774, 4902200), (6350, 4457528), (7720, 3666490), (9650, 2933192), (10160, 2785955), (11548, 2451100), (12700, 2228764), (14435, 1960880), (15440, 1833245), (19300, 1466596), (23096, 1225550), (24511, 1154800), (25400, 1114382), (28870, 980440), (38600, 733298), (46192, 612775), (49022, 577400), (50800, 557191), (57740, 490220), (72175, 392176), (77200, 366649), (98044, 288700), (115480, 245110), (122555, 230960), (144350, 196088)]