77832440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{2029}}^1$

素因数の和:2184

約数の個数: 64

約数和(自身を含む): 201700800

約数和(自身を除く): 123868360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 137, 140, 274, 280, 548, 685, 959, 1096, 1370, 1918, 2029, 2740, 3836, 4058, 4795, 5480, 7672, 8116, 9590, 10145, 14203, 16232, 19180, 20290, 28406, 38360, 40580, 56812, 71015, 81160, 113624, 142030, 277973, 284060, 555946, 568120, 1111892, 1389865, 1945811, 2223784, 2779730, 3891622, 5559460, 7783244, 9729055, 11118920, 15566488, 19458110, 38916220, 77832440]

約数ペア:

[(1, 77832440), (2, 38916220), (4, 19458110), (5, 15566488), (7, 11118920), (8, 9729055), (10, 7783244), (14, 5559460), (20, 3891622), (28, 2779730), (35, 2223784), (40, 1945811), (56, 1389865), (70, 1111892), (137, 568120), (140, 555946), (274, 284060), (280, 277973), (548, 142030), (685, 113624), (959, 81160), (1096, 71015), (1370, 56812), (1918, 40580), (2029, 38360), (2740, 28406), (3836, 20290), (4058, 19180), (4795, 16232), (5480, 14203), (7672, 10145), (8116, 9590)]