20565738745

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{1020379}}^1$

素因数の和:1020552

約数の個数: 16

約数和(自身を含む): 25713576000

約数和(自身を除く): 5147837255

約数列:

[1, 5, 29, 139, 145, 695, 4031, 20155, 1020379, 5101895, 29590991, 141832681, 147954955, 709163405, 4113147749, 20565738745]

約数ペア:

[(1, 20565738745), (5, 4113147749), (29, 709163405), (139, 147954955), (145, 141832681), (695, 29590991), (4031, 5101895), (20155, 1020379)]