65551075

素因数分解:

$5^2\times {\mathrm{137}}^1\times {\mathrm{19139}}^1$

素因数の和:19286

約数の個数: 12

約数和(自身を含む): 81880920

約数和(自身を除く): 16329845

約数列:

[1, 5, 25, 137, 685, 3425, 19139, 95695, 478475, 2622043, 13110215, 65551075]

約数ペア:

[(1, 65551075), (5, 13110215), (25, 2622043), (137, 478475), (685, 95695), (3425, 19139)]