64552660

素因数分解:

$2^2\times 5^1\times {\mathrm{839}}^1\times {\mathrm{3847}}^1$

素因数の和:4695

約数の個数: 24

約数和(自身を含む): 135757440

約数和(自身を除く): 71204780

約数列:

[1, 2, 4, 5, 10, 20, 839, 1678, 3356, 3847, 4195, 7694, 8390, 15388, 16780, 19235, 38470, 76940, 3227633, 6455266, 12910532, 16138165, 32276330, 64552660]

約数ペア:

[(1, 64552660), (2, 32276330), (4, 16138165), (5, 12910532), (10, 6455266), (20, 3227633), (839, 76940), (1678, 38470), (3356, 19235), (3847, 16780), (4195, 15388), (7694, 8390)]