81708103652

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{10039}}^1\times {\mathrm{15299}}^1$

素因数の和:25368

約数の個数: 48

約数和(自身を含む): 172045440000

約数和(自身を除く): 90337336348

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 10039, 15299, 20078, 30598, 40156, 61196, 70273, 107093, 140546, 190741, 214186, 281092, 290681, 381482, 428372, 581362, 762964, 1162724, 1335187, 2034767, 2670374, 4069534, 5340748, 8139068, 153586661, 307173322, 614346644, 1075106627, 2150213254, 2918146559, 4300426508, 5836293118, 11672586236, 20427025913, 40854051826, 81708103652]

約数ペア:

[(1, 81708103652), (2, 40854051826), (4, 20427025913), (7, 11672586236), (14, 5836293118), (19, 4300426508), (28, 2918146559), (38, 2150213254), (76, 1075106627), (133, 614346644), (266, 307173322), (532, 153586661), (10039, 8139068), (15299, 5340748), (20078, 4069534), (30598, 2670374), (40156, 2034767), (61196, 1335187), (70273, 1162724), (107093, 762964), (140546, 581362), (190741, 428372), (214186, 381482), (281092, 290681)]