81666187870

素因数分解:

$2^1\times 5^1\times {\mathrm{617}}^1\times {\mathrm{13236011}}^1$

素因数の和:13236635

約数の個数: 16

約数和(自身を含む): 147237397488

約数和(自身を除く): 65571209618

約数列:

[1, 2, 5, 10, 617, 1234, 3085, 6170, 13236011, 26472022, 66180055, 132360110, 8166618787, 16333237574, 40833093935, 81666187870]

約数ペア:

[(1, 81666187870), (2, 40833093935), (5, 16333237574), (10, 8166618787), (617, 132360110), (1234, 66180055), (3085, 26472022), (6170, 13236011)]