271300520

素因数分解:

$2^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{34429}}^1$

素因数の和:34637

約数の個数: 32

約数和(自身を含む): 613542600

約数和(自身を除く): 342242080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 197, 394, 788, 985, 1576, 1970, 3940, 7880, 34429, 68858, 137716, 172145, 275432, 344290, 688580, 1377160, 6782513, 13565026, 27130052, 33912565, 54260104, 67825130, 135650260, 271300520]

約数ペア:

[(1, 271300520), (2, 135650260), (4, 67825130), (5, 54260104), (8, 33912565), (10, 27130052), (20, 13565026), (40, 6782513), (197, 1377160), (394, 688580), (788, 344290), (985, 275432), (1576, 172145), (1970, 137716), (3940, 68858), (7880, 34429)]