81020435

素因数分解:

$5^1\times {\mathrm{113}}^1\times {\mathrm{193}}^1\times {\mathrm{743}}^1$

素因数の和:1054

約数の個数: 16

約数和(自身を含む): 98725824

約数和(自身を除く): 17705389

約数列:

[1, 5, 113, 193, 565, 743, 965, 3715, 21809, 83959, 109045, 143399, 419795, 716995, 16204087, 81020435]

約数ペア:

[(1, 81020435), (5, 16204087), (113, 716995), (193, 419795), (565, 143399), (743, 109045), (965, 83959), (3715, 21809)]