8275840

素因数分解:

$2^7\times 5^1\times {\mathrm{67}}^1\times {\mathrm{193}}^1$

素因数の和:279

約数の個数: 64

約数和(自身を含む): 20183760

約数和(自身を除く): 11907920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 67, 80, 128, 134, 160, 193, 268, 320, 335, 386, 536, 640, 670, 772, 965, 1072, 1340, 1544, 1930, 2144, 2680, 3088, 3860, 4288, 5360, 6176, 7720, 8576, 10720, 12352, 12931, 15440, 21440, 24704, 25862, 30880, 42880, 51724, 61760, 64655, 103448, 123520, 129310, 206896, 258620, 413792, 517240, 827584, 1034480, 1655168, 2068960, 4137920, 8275840]

約数ペア:

[(1, 8275840), (2, 4137920), (4, 2068960), (5, 1655168), (8, 1034480), (10, 827584), (16, 517240), (20, 413792), (32, 258620), (40, 206896), (64, 129310), (67, 123520), (80, 103448), (128, 64655), (134, 61760), (160, 51724), (193, 42880), (268, 30880), (320, 25862), (335, 24704), (386, 21440), (536, 15440), (640, 12931), (670, 12352), (772, 10720), (965, 8576), (1072, 7720), (1340, 6176), (1544, 5360), (1930, 4288), (2144, 3860), (2680, 3088)]