81907504

素因数分解:

$2^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{17837}}^1$

素因数の和:17893

約数の個数: 40

約数和(自身を含む): 185800608

約数和(自身を除く): 103893104

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 41, 56, 82, 112, 164, 287, 328, 574, 656, 1148, 2296, 4592, 17837, 35674, 71348, 124859, 142696, 249718, 285392, 499436, 731317, 998872, 1462634, 1997744, 2925268, 5119219, 5850536, 10238438, 11701072, 20476876, 40953752, 81907504]

約数ペア:

[(1, 81907504), (2, 40953752), (4, 20476876), (7, 11701072), (8, 10238438), (14, 5850536), (16, 5119219), (28, 2925268), (41, 1997744), (56, 1462634), (82, 998872), (112, 731317), (164, 499436), (287, 285392), (328, 249718), (574, 142696), (656, 124859), (1148, 71348), (2296, 35674), (4592, 17837)]