77288425

素因数分解:

$5^2\times {\mathrm{31}}^2\times {\mathrm{3217}}^1$

素因数の和:3289

約数の個数: 18

約数和(自身を含む): 99059694

約数和(自身を除く): 21771269

約数列:

[1, 5, 25, 31, 155, 775, 961, 3217, 4805, 16085, 24025, 80425, 99727, 498635, 2493175, 3091537, 15457685, 77288425]

約数ペア:

[(1, 77288425), (5, 15457685), (25, 3091537), (31, 2493175), (155, 498635), (775, 99727), (961, 80425), (3217, 24025), (4805, 16085)]