66004040

素因数分解:

$2^3\times 5^1\times {\mathrm{1650101}}^1$

素因数の和:1650112

約数の個数: 16

約数和(自身を含む): 148509180

約数和(自身を除く): 82505140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1650101, 3300202, 6600404, 8250505, 13200808, 16501010, 33002020, 66004040]

約数ペア:

[(1, 66004040), (2, 33002020), (4, 16501010), (5, 13200808), (8, 8250505), (10, 6600404), (20, 3300202), (40, 1650101)]