81807672

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{4663}}^1$

素因数の和:4732

約数の個数: 64

約数和(自身を含む): 221633280

約数和(自身を除く): 139825608

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 43, 51, 68, 86, 102, 129, 136, 172, 204, 258, 344, 408, 516, 731, 1032, 1462, 2193, 2924, 4386, 4663, 5848, 8772, 9326, 13989, 17544, 18652, 27978, 37304, 55956, 79271, 111912, 158542, 200509, 237813, 317084, 401018, 475626, 601527, 634168, 802036, 951252, 1203054, 1604072, 1902504, 2406108, 3408653, 4812216, 6817306, 10225959, 13634612, 20451918, 27269224, 40903836, 81807672]

約数ペア:

[(1, 81807672), (2, 40903836), (3, 27269224), (4, 20451918), (6, 13634612), (8, 10225959), (12, 6817306), (17, 4812216), (24, 3408653), (34, 2406108), (43, 1902504), (51, 1604072), (68, 1203054), (86, 951252), (102, 802036), (129, 634168), (136, 601527), (172, 475626), (204, 401018), (258, 317084), (344, 237813), (408, 200509), (516, 158542), (731, 111912), (1032, 79271), (1462, 55956), (2193, 37304), (2924, 27978), (4386, 18652), (4663, 17544), (5848, 13989), (8772, 9326)]