2566076680

素因数分解:

$2^3\times 5^1\times {\mathrm{64151917}}^1$

素因数の和:64151928

約数の個数: 16

約数和(自身を含む): 5773672620

約数和(自身を除く): 3207595940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 64151917, 128303834, 256607668, 320759585, 513215336, 641519170, 1283038340, 2566076680]

約数ペア:

[(1, 2566076680), (2, 1283038340), (4, 641519170), (5, 513215336), (8, 320759585), (10, 256607668), (20, 128303834), (40, 64151917)]