65840945

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{479}}^1\times {\mathrm{743}}^1$

素因数の和:1264

約数の個数: 16

約数和(自身を含む): 81423360

約数和(自身を除く): 15582415

約数列:

[1, 5, 37, 185, 479, 743, 2395, 3715, 17723, 27491, 88615, 137455, 355897, 1779485, 13168189, 65840945]

約数ペア:

[(1, 65840945), (5, 13168189), (37, 1779485), (185, 355897), (479, 137455), (743, 88615), (2395, 27491), (3715, 17723)]