1288949930

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{4129}}^1$

素因数の和:4239

約数の個数: 64

約数和(自身を含む): 2569190400

約数和(自身を除く): 1280240470

約数列:

[1, 2, 5, 10, 19, 31, 38, 53, 62, 95, 106, 155, 190, 265, 310, 530, 589, 1007, 1178, 1643, 2014, 2945, 3286, 4129, 5035, 5890, 8215, 8258, 10070, 16430, 20645, 31217, 41290, 62434, 78451, 127999, 156085, 156902, 218837, 255998, 312170, 392255, 437674, 639995, 784510, 1094185, 1279990, 2188370, 2431981, 4157903, 4863962, 6783947, 8315806, 12159905, 13567894, 20789515, 24319810, 33919735, 41579030, 67839470, 128894993, 257789986, 644474965, 1288949930]

約数ペア:

[(1, 1288949930), (2, 644474965), (5, 257789986), (10, 128894993), (19, 67839470), (31, 41579030), (38, 33919735), (53, 24319810), (62, 20789515), (95, 13567894), (106, 12159905), (155, 8315806), (190, 6783947), (265, 4863962), (310, 4157903), (530, 2431981), (589, 2188370), (1007, 1279990), (1178, 1094185), (1643, 784510), (2014, 639995), (2945, 437674), (3286, 392255), (4129, 312170), (5035, 255998), (5890, 218837), (8215, 156902), (8258, 156085), (10070, 127999), (16430, 78451), (20645, 62434), (31217, 41290)]