81536700685

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{20880077}}^1$

素因数の和:20880164

約数の個数: 16

約数和(自身を含む): 108242324352

約数和(自身を除く): 26705623667

約数列:

[1, 5, 11, 55, 71, 355, 781, 3905, 20880077, 104400385, 229680847, 1148404235, 1482485467, 7412427335, 16307340137, 81536700685]

約数ペア:

[(1, 81536700685), (5, 16307340137), (11, 7412427335), (55, 1482485467), (71, 1148404235), (355, 229680847), (781, 104400385), (3905, 20880077)]