166536680

素因数分解:

$2^3\times 5^1\times {\mathrm{4163417}}^1$

素因数の和:4163428

約数の個数: 16

約数和(自身を含む): 374707620

約数和(自身を除く): 208170940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4163417, 8326834, 16653668, 20817085, 33307336, 41634170, 83268340, 166536680]

約数ペア:

[(1, 166536680), (2, 83268340), (4, 41634170), (5, 33307336), (8, 20817085), (10, 16653668), (20, 8326834), (40, 4163417)]