89612560

素因数分解:

$2^4\times 5^1\times {\mathrm{1120157}}^1$

素因数の和:1120170

約数の個数: 20

約数和(自身を含む): 208349388

約数和(自身を除く): 118736828

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1120157, 2240314, 4480628, 5600785, 8961256, 11201570, 17922512, 22403140, 44806280, 89612560]

約数ペア:

[(1, 89612560), (2, 44806280), (4, 22403140), (5, 17922512), (8, 11201570), (10, 8961256), (16, 5600785), (20, 4480628), (40, 2240314), (80, 1120157)]