638816580865

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{743}}^1\times {\mathrm{65557}}^1$

素因数の和:66409

約数の個数: 32

約数和(自身を含む): 798351687936

約数和(自身を除く): 159535107071

約数列:

[1, 5, 43, 61, 215, 305, 743, 2623, 3715, 13115, 31949, 45323, 65557, 159745, 226615, 327785, 1948889, 2818951, 3998977, 9744445, 14094755, 19994885, 48708851, 171956011, 243544255, 859780055, 2094480593, 2971239911, 10472402965, 14856199555, 127763316173, 638816580865]

約数ペア:

[(1, 638816580865), (5, 127763316173), (43, 14856199555), (61, 10472402965), (215, 2971239911), (305, 2094480593), (743, 859780055), (2623, 243544255), (3715, 171956011), (13115, 48708851), (31949, 19994885), (45323, 14094755), (65557, 9744445), (159745, 3998977), (226615, 2818951), (327785, 1948889)]