68268800

素因数分解:

$2^8\times 5^2\times {\mathrm{10667}}^1$

素因数の和:10693

約数の個数: 54

約数和(自身を含む): 168991788

約数和(自身を除く): 100722988

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 640, 800, 1280, 1600, 3200, 6400, 10667, 21334, 42668, 53335, 85336, 106670, 170672, 213340, 266675, 341344, 426680, 533350, 682688, 853360, 1066700, 1365376, 1706720, 2133400, 2730752, 3413440, 4266800, 6826880, 8533600, 13653760, 17067200, 34134400, 68268800]

約数ペア:

[(1, 68268800), (2, 34134400), (4, 17067200), (5, 13653760), (8, 8533600), (10, 6826880), (16, 4266800), (20, 3413440), (25, 2730752), (32, 2133400), (40, 1706720), (50, 1365376), (64, 1066700), (80, 853360), (100, 682688), (128, 533350), (160, 426680), (200, 341344), (256, 266675), (320, 213340), (400, 170672), (640, 106670), (800, 85336), (1280, 53335), (1600, 42668), (3200, 21334), (6400, 10667)]