395885776

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2437}}^1$

素因数の和:2540

約数の個数: 80

約数和(自身を含む): 914191488

約数和(自身を除く): 518305712

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 71, 88, 104, 142, 143, 176, 208, 284, 286, 568, 572, 781, 923, 1136, 1144, 1562, 1846, 2288, 2437, 3124, 3692, 4874, 6248, 7384, 9748, 10153, 12496, 14768, 19496, 20306, 26807, 31681, 38992, 40612, 53614, 63362, 81224, 107228, 126724, 162448, 173027, 214456, 253448, 346054, 348491, 428912, 506896, 692108, 696982, 1384216, 1393964, 1903297, 2249351, 2768432, 2787928, 3806594, 4498702, 5575856, 7613188, 8997404, 15226376, 17994808, 24742861, 30452752, 35989616, 49485722, 98971444, 197942888, 395885776]

約数ペア:

[(1, 395885776), (2, 197942888), (4, 98971444), (8, 49485722), (11, 35989616), (13, 30452752), (16, 24742861), (22, 17994808), (26, 15226376), (44, 8997404), (52, 7613188), (71, 5575856), (88, 4498702), (104, 3806594), (142, 2787928), (143, 2768432), (176, 2249351), (208, 1903297), (284, 1393964), (286, 1384216), (568, 696982), (572, 692108), (781, 506896), (923, 428912), (1136, 348491), (1144, 346054), (1562, 253448), (1846, 214456), (2288, 173027), (2437, 162448), (3124, 126724), (3692, 107228), (4874, 81224), (6248, 63362), (7384, 53614), (9748, 40612), (10153, 38992), (12496, 31681), (14768, 26807), (19496, 20306)]