83789560

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{19577}}^1$

素因数の和:19695

約数の個数: 32

約数和(自身を含む): 190298160

約数和(自身を除く): 106508600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 2140, 4280, 19577, 39154, 78308, 97885, 156616, 195770, 391540, 783080, 2094739, 4189478, 8378956, 10473695, 16757912, 20947390, 41894780, 83789560]

約数ペア:

[(1, 83789560), (2, 41894780), (4, 20947390), (5, 16757912), (8, 10473695), (10, 8378956), (20, 4189478), (40, 2094739), (107, 783080), (214, 391540), (428, 195770), (535, 156616), (856, 97885), (1070, 78308), (2140, 39154), (4280, 19577)]