80688368

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{75269}}^1$

素因数の和:75344

約数の個数: 20

約数和(自身を含む): 158669160

約数和(自身を除く): 77980792

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 75269, 150538, 301076, 602152, 1204304, 5043023, 10086046, 20172092, 40344184, 80688368]

約数ペア:

[(1, 80688368), (2, 40344184), (4, 20172092), (8, 10086046), (16, 5043023), (67, 1204304), (134, 602152), (268, 301076), (536, 150538), (1072, 75269)]