65707225

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{3217}}^1$

素因数の和:3289

約数の個数: 24

約数和(自身を含む): 87787040

約数和(自身を除く): 22079815

約数列:

[1, 5, 19, 25, 43, 95, 215, 475, 817, 1075, 3217, 4085, 16085, 20425, 61123, 80425, 138331, 305615, 691655, 1528075, 2628289, 3458275, 13141445, 65707225]

約数ペア:

[(1, 65707225), (5, 13141445), (19, 3458275), (25, 2628289), (43, 1528075), (95, 691655), (215, 305615), (475, 138331), (817, 80425), (1075, 61123), (3217, 20425), (4085, 16085)]