264080

素因数分解:

$2^4\times 5^1\times {\mathrm{3301}}^1$

素因数の和:3314

約数の個数: 20

約数和(自身を含む): 614172

約数和(自身を除く): 350092

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3301, 6602, 13204, 16505, 26408, 33010, 52816, 66020, 132040, 264080]

約数ペア:

[(1, 264080), (2, 132040), (4, 66020), (5, 52816), (8, 33010), (10, 26408), (16, 16505), (20, 13204), (40, 6602), (80, 3301)]