199322019760

素因数分解:

$2^4\times 5^1\times {\mathrm{2491525247}}^1$

素因数の和:2491525260

約数の個数: 20

約数和(自身を含む): 463423696128

約数和(自身を除く): 264101676368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2491525247, 4983050494, 9966100988, 12457626235, 19932201976, 24915252470, 39864403952, 49830504940, 99661009880, 199322019760]

約数ペア:

[(1, 199322019760), (2, 99661009880), (4, 49830504940), (5, 39864403952), (8, 24915252470), (10, 19932201976), (16, 12457626235), (20, 9966100988), (40, 4983050494), (80, 2491525247)]