68780114

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:195

約数の個数: 64

約数和(自身を含む): 124104960

約数和(自身を除く): 55324846

約数列:

[1, 2, 13, 19, 26, 37, 38, 53, 71, 74, 106, 142, 247, 481, 494, 689, 703, 923, 962, 1007, 1349, 1378, 1406, 1846, 1961, 2014, 2627, 2698, 3763, 3922, 5254, 7526, 9139, 13091, 17537, 18278, 25493, 26182, 34151, 35074, 37259, 48919, 49913, 50986, 68302, 71497, 74518, 97838, 99826, 139231, 142994, 278462, 484367, 648869, 929461, 968734, 1297738, 1810003, 1858922, 2645389, 3620006, 5290778, 34390057, 68780114]

約数ペア:

[(1, 68780114), (2, 34390057), (13, 5290778), (19, 3620006), (26, 2645389), (37, 1858922), (38, 1810003), (53, 1297738), (71, 968734), (74, 929461), (106, 648869), (142, 484367), (247, 278462), (481, 142994), (494, 139231), (689, 99826), (703, 97838), (923, 74518), (962, 71497), (1007, 68302), (1349, 50986), (1378, 49913), (1406, 48919), (1846, 37259), (1961, 35074), (2014, 34151), (2627, 26182), (2698, 25493), (3763, 18278), (3922, 17537), (5254, 13091), (7526, 9139)]