79725920

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29311}}^1$

素因数の和:29343

約数の個数: 48

約数和(自身を含む): 199438848

約数和(自身を除く): 119712928

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 29311, 58622, 117244, 146555, 234488, 293110, 468976, 498287, 586220, 937952, 996574, 1172440, 1993148, 2344880, 2491435, 3986296, 4689760, 4982870, 7972592, 9965740, 15945184, 19931480, 39862960, 79725920]

約数ペア:

[(1, 79725920), (2, 39862960), (4, 19931480), (5, 15945184), (8, 9965740), (10, 7972592), (16, 4982870), (17, 4689760), (20, 3986296), (32, 2491435), (34, 2344880), (40, 1993148), (68, 1172440), (80, 996574), (85, 937952), (136, 586220), (160, 498287), (170, 468976), (272, 293110), (340, 234488), (544, 146555), (680, 117244), (1360, 58622), (2720, 29311)]