65938220

素因数分解:

$2^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{10601}}^1$

素因数の和:10921

約数の個数: 24

約数和(自身を含む): 138928608

約数和(自身を除く): 72990388

約数列:

[1, 2, 4, 5, 10, 20, 311, 622, 1244, 1555, 3110, 6220, 10601, 21202, 42404, 53005, 106010, 212020, 3296911, 6593822, 13187644, 16484555, 32969110, 65938220]

約数ペア:

[(1, 65938220), (2, 32969110), (4, 16484555), (5, 13187644), (10, 6593822), (20, 3296911), (311, 212020), (622, 106010), (1244, 53005), (1555, 42404), (3110, 21202), (6220, 10601)]