83609920

素因数分解:

$2^6\times 5^1\times {\mathrm{261281}}^1$

素因数の和:261298

約数の個数: 28

約数和(自身を含む): 199096884

約数和(自身を除く): 115486964

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 261281, 522562, 1045124, 1306405, 2090248, 2612810, 4180496, 5225620, 8360992, 10451240, 16721984, 20902480, 41804960, 83609920]

約数ペア:

[(1, 83609920), (2, 41804960), (4, 20902480), (5, 16721984), (8, 10451240), (10, 8360992), (16, 5225620), (20, 4180496), (32, 2612810), (40, 2090248), (64, 1306405), (80, 1045124), (160, 522562), (320, 261281)]