81014360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{7057}}^1$

素因数の和:7116

約数の個数: 64

約数和(自身を含む): 213433920

約数和(自身を除く): 132419560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 56, 70, 82, 140, 164, 205, 280, 287, 328, 410, 574, 820, 1148, 1435, 1640, 2296, 2870, 5740, 7057, 11480, 14114, 28228, 35285, 49399, 56456, 70570, 98798, 141140, 197596, 246995, 282280, 289337, 395192, 493990, 578674, 987980, 1157348, 1446685, 1975960, 2025359, 2314696, 2893370, 4050718, 5786740, 8101436, 10126795, 11573480, 16202872, 20253590, 40507180, 81014360]

約数ペア:

[(1, 81014360), (2, 40507180), (4, 20253590), (5, 16202872), (7, 11573480), (8, 10126795), (10, 8101436), (14, 5786740), (20, 4050718), (28, 2893370), (35, 2314696), (40, 2025359), (41, 1975960), (56, 1446685), (70, 1157348), (82, 987980), (140, 578674), (164, 493990), (205, 395192), (280, 289337), (287, 282280), (328, 246995), (410, 197596), (574, 141140), (820, 98798), (1148, 70570), (1435, 56456), (1640, 49399), (2296, 35285), (2870, 28228), (5740, 14114), (7057, 11480)]