205123040

素因数分解:

$2^5\times 5^1\times {\mathrm{47}}^1\times {\mathrm{27277}}^1$

素因数の和:27339

約数の個数: 48

約数和(自身を含む): 494932032

約数和(自身を除く): 289808992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 80, 94, 160, 188, 235, 376, 470, 752, 940, 1504, 1880, 3760, 7520, 27277, 54554, 109108, 136385, 218216, 272770, 436432, 545540, 872864, 1091080, 1282019, 2182160, 2564038, 4364320, 5128076, 6410095, 10256152, 12820190, 20512304, 25640380, 41024608, 51280760, 102561520, 205123040]

約数ペア:

[(1, 205123040), (2, 102561520), (4, 51280760), (5, 41024608), (8, 25640380), (10, 20512304), (16, 12820190), (20, 10256152), (32, 6410095), (40, 5128076), (47, 4364320), (80, 2564038), (94, 2182160), (160, 1282019), (188, 1091080), (235, 872864), (376, 545540), (470, 436432), (752, 272770), (940, 218216), (1504, 136385), (1880, 109108), (3760, 54554), (7520, 27277)]