51280760

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{27277}}^1$

素因数の和:27335

約数の個数: 32

約数和(自身を含む): 117840960

約数和(自身を除く): 66560200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 27277, 54554, 109108, 136385, 218216, 272770, 545540, 1091080, 1282019, 2564038, 5128076, 6410095, 10256152, 12820190, 25640380, 51280760]

約数ペア:

[(1, 51280760), (2, 25640380), (4, 12820190), (5, 10256152), (8, 6410095), (10, 5128076), (20, 2564038), (40, 1282019), (47, 1091080), (94, 545540), (188, 272770), (235, 218216), (376, 136385), (470, 109108), (940, 54554), (1880, 27277)]