68985616

素因数分解:

$2^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{181}}^1$

素因数の和:320

約数の個数: 80

約数和(自身を含む): 159239808

約数和(自身を除く): 90254192

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 41, 56, 82, 83, 112, 164, 166, 181, 287, 328, 332, 362, 574, 581, 656, 664, 724, 1148, 1162, 1267, 1328, 1448, 2296, 2324, 2534, 2896, 3403, 4592, 4648, 5068, 6806, 7421, 9296, 10136, 13612, 14842, 15023, 20272, 23821, 27224, 29684, 30046, 47642, 51947, 54448, 59368, 60092, 95284, 103894, 105161, 118736, 120184, 190568, 207788, 210322, 240368, 381136, 415576, 420644, 615943, 831152, 841288, 1231886, 1682576, 2463772, 4311601, 4927544, 8623202, 9855088, 17246404, 34492808, 68985616]

約数ペア:

[(1, 68985616), (2, 34492808), (4, 17246404), (7, 9855088), (8, 8623202), (14, 4927544), (16, 4311601), (28, 2463772), (41, 1682576), (56, 1231886), (82, 841288), (83, 831152), (112, 615943), (164, 420644), (166, 415576), (181, 381136), (287, 240368), (328, 210322), (332, 207788), (362, 190568), (574, 120184), (581, 118736), (656, 105161), (664, 103894), (724, 95284), (1148, 60092), (1162, 59368), (1267, 54448), (1328, 51947), (1448, 47642), (2296, 30046), (2324, 29684), (2534, 27224), (2896, 23821), (3403, 20272), (4592, 15023), (4648, 14842), (5068, 13612), (6806, 10136), (7421, 9296)]