87249080

素因数分解:

$2^3\times 5^1\times {\mathrm{2181227}}^1$

素因数の和:2181238

約数の個数: 16

約数和(自身を含む): 196310520

約数和(自身を除く): 109061440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2181227, 4362454, 8724908, 10906135, 17449816, 21812270, 43624540, 87249080]

約数ペア:

[(1, 87249080), (2, 43624540), (4, 21812270), (5, 17449816), (8, 10906135), (10, 8724908), (20, 4362454), (40, 2181227)]