204077697080

素因数分解:

$2^3\times 5^1\times {\mathrm{5101942427}}^1$

素因数の和:5101942438

約数の個数: 16

約数和(自身を含む): 459174818520

約数和(自身を除く): 255097121440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5101942427, 10203884854, 20407769708, 25509712135, 40815539416, 51019424270, 102038848540, 204077697080]

約数ペア:

[(1, 204077697080), (2, 102038848540), (4, 51019424270), (5, 40815539416), (8, 25509712135), (10, 20407769708), (20, 10203884854), (40, 5101942427)]