85916800

素因数分解:

$2^7\times 5^2\times {\mathrm{26849}}^1$

素因数の和:26873

約数の個数: 48

約数和(自身を含む): 212249250

約数和(自身を除く): 126332450

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 320, 400, 640, 800, 1600, 3200, 26849, 53698, 107396, 134245, 214792, 268490, 429584, 536980, 671225, 859168, 1073960, 1342450, 1718336, 2147920, 2684900, 3436672, 4295840, 5369800, 8591680, 10739600, 17183360, 21479200, 42958400, 85916800]

約数ペア:

[(1, 85916800), (2, 42958400), (4, 21479200), (5, 17183360), (8, 10739600), (10, 8591680), (16, 5369800), (20, 4295840), (25, 3436672), (32, 2684900), (40, 2147920), (50, 1718336), (64, 1342450), (80, 1073960), (100, 859168), (128, 671225), (160, 536980), (200, 429584), (320, 268490), (400, 214792), (640, 134245), (800, 107396), (1600, 53698), (3200, 26849)]