66466160

素因数分解:

$2^4\times 5^1\times {\mathrm{830827}}^1$

素因数の和:830840

約数の個数: 20

約数和(自身を含む): 154534008

約数和(自身を除く): 88067848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 830827, 1661654, 3323308, 4154135, 6646616, 8308270, 13293232, 16616540, 33233080, 66466160]

約数ペア:

[(1, 66466160), (2, 33233080), (4, 16616540), (5, 13293232), (8, 8308270), (10, 6646616), (16, 4154135), (20, 3323308), (40, 1661654), (80, 830827)]