259651964

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1423}}^1$

素因数の和:1491

約数の個数: 72

約数和(自身を含む): 556812480

約数和(自身を除く): 297160516

約数列:

[1, 2, 4, 11, 13, 22, 26, 29, 44, 52, 58, 116, 121, 143, 242, 286, 319, 377, 484, 572, 638, 754, 1276, 1423, 1508, 1573, 2846, 3146, 3509, 4147, 5692, 6292, 7018, 8294, 14036, 15653, 16588, 18499, 31306, 36998, 41267, 45617, 62612, 73996, 82534, 91234, 165068, 172183, 182468, 203489, 344366, 406978, 453937, 536471, 688732, 813956, 907874, 1072942, 1815748, 2145884, 2238379, 4476758, 4993307, 5901181, 8953516, 9986614, 11802362, 19973228, 23604724, 64912991, 129825982, 259651964]

約数ペア:

[(1, 259651964), (2, 129825982), (4, 64912991), (11, 23604724), (13, 19973228), (22, 11802362), (26, 9986614), (29, 8953516), (44, 5901181), (52, 4993307), (58, 4476758), (116, 2238379), (121, 2145884), (143, 1815748), (242, 1072942), (286, 907874), (319, 813956), (377, 688732), (484, 536471), (572, 453937), (638, 406978), (754, 344366), (1276, 203489), (1423, 182468), (1508, 172183), (1573, 165068), (2846, 91234), (3146, 82534), (3509, 73996), (4147, 62612), (5692, 45617), (6292, 41267), (7018, 36998), (8294, 31306), (14036, 18499), (15653, 16588)]