5172400

素因数分解:

$2^4\times 5^2\times {\mathrm{67}}^1\times {\mathrm{193}}^1$

素因数の和:278

約数の個数: 60

約数和(自身を含む): 12677512

約数和(自身を除く): 7505112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 67, 80, 100, 134, 193, 200, 268, 335, 386, 400, 536, 670, 772, 965, 1072, 1340, 1544, 1675, 1930, 2680, 3088, 3350, 3860, 4825, 5360, 6700, 7720, 9650, 12931, 13400, 15440, 19300, 25862, 26800, 38600, 51724, 64655, 77200, 103448, 129310, 206896, 258620, 323275, 517240, 646550, 1034480, 1293100, 2586200, 5172400]

約数ペア:

[(1, 5172400), (2, 2586200), (4, 1293100), (5, 1034480), (8, 646550), (10, 517240), (16, 323275), (20, 258620), (25, 206896), (40, 129310), (50, 103448), (67, 77200), (80, 64655), (100, 51724), (134, 38600), (193, 26800), (200, 25862), (268, 19300), (335, 15440), (386, 13400), (400, 12931), (536, 9650), (670, 7720), (772, 6700), (965, 5360), (1072, 4825), (1340, 3860), (1544, 3350), (1675, 3088), (1930, 2680)]