78574000

素因数分解:

$2^4\times 5^3\times {\mathrm{17}}^1\times {\mathrm{2311}}^1$

素因数の和:2351

約数の個数: 80

約数和(自身を含む): 201254976

約数和(自身を除く): 122680976

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 34, 40, 50, 68, 80, 85, 100, 125, 136, 170, 200, 250, 272, 340, 400, 425, 500, 680, 850, 1000, 1360, 1700, 2000, 2125, 2311, 3400, 4250, 4622, 6800, 8500, 9244, 11555, 17000, 18488, 23110, 34000, 36976, 39287, 46220, 57775, 78574, 92440, 115550, 157148, 184880, 196435, 231100, 288875, 314296, 392870, 462200, 577750, 628592, 785740, 924400, 982175, 1155500, 1571480, 1964350, 2311000, 3142960, 3928700, 4622000, 4910875, 7857400, 9821750, 15714800, 19643500, 39287000, 78574000]

約数ペア:

[(1, 78574000), (2, 39287000), (4, 19643500), (5, 15714800), (8, 9821750), (10, 7857400), (16, 4910875), (17, 4622000), (20, 3928700), (25, 3142960), (34, 2311000), (40, 1964350), (50, 1571480), (68, 1155500), (80, 982175), (85, 924400), (100, 785740), (125, 628592), (136, 577750), (170, 462200), (200, 392870), (250, 314296), (272, 288875), (340, 231100), (400, 196435), (425, 184880), (500, 157148), (680, 115550), (850, 92440), (1000, 78574), (1360, 57775), (1700, 46220), (2000, 39287), (2125, 36976), (2311, 34000), (3400, 23110), (4250, 18488), (4622, 17000), (6800, 11555), (8500, 9244)]