79521440

素因数分解:

$2^5\times 5^1\times {\mathrm{701}}^1\times {\mathrm{709}}^1$

素因数の和:1425

約数の個数: 48

約数和(自身を含む): 188402760

約数和(自身を除く): 108881320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 701, 709, 1402, 1418, 2804, 2836, 3505, 3545, 5608, 5672, 7010, 7090, 11216, 11344, 14020, 14180, 22432, 22688, 28040, 28360, 56080, 56720, 112160, 113440, 497009, 994018, 1988036, 2485045, 3976072, 4970090, 7952144, 9940180, 15904288, 19880360, 39760720, 79521440]

約数ペア:

[(1, 79521440), (2, 39760720), (4, 19880360), (5, 15904288), (8, 9940180), (10, 7952144), (16, 4970090), (20, 3976072), (32, 2485045), (40, 1988036), (80, 994018), (160, 497009), (701, 113440), (709, 112160), (1402, 56720), (1418, 56080), (2804, 28360), (2836, 28040), (3505, 22688), (3545, 22432), (5608, 14180), (5672, 14020), (7010, 11344), (7090, 11216)]