81384312

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^2\times {\mathrm{2477}}^1$

素因数の和:2560

約数の個数: 48

約数和(自身を含む): 209192760

約数和(自身を除く): 127808448

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 74, 111, 148, 222, 296, 444, 888, 1369, 2477, 2738, 4107, 4954, 5476, 7431, 8214, 9908, 10952, 14862, 16428, 19816, 29724, 32856, 59448, 91649, 183298, 274947, 366596, 549894, 733192, 1099788, 2199576, 3391013, 6782026, 10173039, 13564052, 20346078, 27128104, 40692156, 81384312]

約数ペア:

[(1, 81384312), (2, 40692156), (3, 27128104), (4, 20346078), (6, 13564052), (8, 10173039), (12, 6782026), (24, 3391013), (37, 2199576), (74, 1099788), (111, 733192), (148, 549894), (222, 366596), (296, 274947), (444, 183298), (888, 91649), (1369, 59448), (2477, 32856), (2738, 29724), (4107, 19816), (4954, 16428), (5476, 14862), (7431, 10952), (8214, 9908)]