51820912

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:143

約数の個数: 120

約数和(自身を含む): 124679520

約数和(自身を除く): 72858608

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 29, 44, 52, 58, 71, 88, 104, 116, 121, 142, 143, 176, 208, 232, 242, 284, 286, 319, 377, 464, 484, 568, 572, 638, 754, 781, 923, 968, 1136, 1144, 1276, 1508, 1562, 1573, 1846, 1936, 2059, 2288, 2552, 3016, 3124, 3146, 3509, 3692, 4118, 4147, 5104, 6032, 6248, 6292, 7018, 7384, 8236, 8294, 8591, 10153, 12496, 12584, 14036, 14768, 16472, 16588, 17182, 20306, 22649, 25168, 26767, 28072, 32944, 33176, 34364, 40612, 45298, 45617, 53534, 56144, 66352, 68728, 81224, 90596, 91234, 107068, 111683, 137456, 162448, 181192, 182468, 214136, 223366, 249139, 294437, 362384, 364936, 428272, 446732, 498278, 588874, 729872, 893464, 996556, 1177748, 1786928, 1993112, 2355496, 3238807, 3986224, 4710992, 6477614, 12955228, 25910456, 51820912]

約数ペア:

[(1, 51820912), (2, 25910456), (4, 12955228), (8, 6477614), (11, 4710992), (13, 3986224), (16, 3238807), (22, 2355496), (26, 1993112), (29, 1786928), (44, 1177748), (52, 996556), (58, 893464), (71, 729872), (88, 588874), (104, 498278), (116, 446732), (121, 428272), (142, 364936), (143, 362384), (176, 294437), (208, 249139), (232, 223366), (242, 214136), (284, 182468), (286, 181192), (319, 162448), (377, 137456), (464, 111683), (484, 107068), (568, 91234), (572, 90596), (638, 81224), (754, 68728), (781, 66352), (923, 56144), (968, 53534), (1136, 45617), (1144, 45298), (1276, 40612), (1508, 34364), (1562, 33176), (1573, 32944), (1846, 28072), (1936, 26767), (2059, 25168), (2288, 22649), (2552, 20306), (3016, 17182), (3124, 16588), (3146, 16472), (3509, 14768), (3692, 14036), (4118, 12584), (4147, 12496), (5104, 10153), (6032, 8591), (6248, 8294), (6292, 8236), (7018, 7384)]