77886560944

素因数分解:

$2^4\times {\mathrm{21139}}^1\times {\mathrm{230281}}^1$

素因数の和:251428

約数の個数: 20

約数和(自身を含む): 150913005880

約数和(自身を除く): 73026444936

約数列:

[1, 2, 4, 8, 16, 21139, 42278, 84556, 169112, 230281, 338224, 460562, 921124, 1842248, 3684496, 4867910059, 9735820118, 19471640236, 38943280472, 77886560944]

約数ペア:

[(1, 77886560944), (2, 38943280472), (4, 19471640236), (8, 9735820118), (16, 4867910059), (21139, 3684496), (42278, 1842248), (84556, 921124), (169112, 460562), (230281, 338224)]