86490190

素因数分解:

$2^1\times 5^1\times {\mathrm{809}}^1\times {\mathrm{10691}}^1$

素因数の和:11507

約数の個数: 16

約数和(自身を含む): 155889360

約数和(自身を除く): 69399170

約数列:

[1, 2, 5, 10, 809, 1618, 4045, 8090, 10691, 21382, 53455, 106910, 8649019, 17298038, 43245095, 86490190]

約数ペア:

[(1, 86490190), (2, 43245095), (5, 17298038), (10, 8649019), (809, 106910), (1618, 53455), (4045, 21382), (8090, 10691)]