66880168

素因数分解:

$2^3\times {\mathrm{1669}}^1\times {\mathrm{5009}}^1$

素因数の和:6684

約数の個数: 16

約数和(自身を含む): 125500500

約数和(自身を除く): 58620332

約数列:

[1, 2, 4, 8, 1669, 3338, 5009, 6676, 10018, 13352, 20036, 40072, 8360021, 16720042, 33440084, 66880168]

約数ペア:

[(1, 66880168), (2, 33440084), (4, 16720042), (8, 8360021), (1669, 40072), (3338, 20036), (5009, 13352), (6676, 10018)]