160800190

素因数分解:

$2^1\times 5^1\times {\mathrm{4001}}^1\times {\mathrm{4019}}^1$

素因数の和:8027

約数の個数: 16

約数和(自身を含む): 289584720

約数和(自身を除く): 128784530

約数列:

[1, 2, 5, 10, 4001, 4019, 8002, 8038, 20005, 20095, 40010, 40190, 16080019, 32160038, 80400095, 160800190]

約数ペア:

[(1, 160800190), (2, 80400095), (5, 32160038), (10, 16080019), (4001, 40190), (4019, 40010), (8002, 20095), (8038, 20005)]