72503825

素因数分解:

$5^2\times {\mathrm{137}}^1\times {\mathrm{21169}}^1$

素因数の和:21316

約数の個数: 12

約数和(自身を含む): 90565260

約数和(自身を除く): 18061435

約数列:

[1, 5, 25, 137, 685, 3425, 21169, 105845, 529225, 2900153, 14500765, 72503825]

約数ペア:

[(1, 72503825), (5, 14500765), (25, 2900153), (137, 529225), (685, 105845), (3425, 21169)]