80521552

素因数分解:

$2^4\times {\mathrm{1979}}^1\times {\mathrm{2543}}^1$

素因数の和:4530

約数の個数: 20

約数和(自身を含む): 156150720

約数和(自身を除く): 75629168

約数列:

[1, 2, 4, 8, 16, 1979, 2543, 3958, 5086, 7916, 10172, 15832, 20344, 31664, 40688, 5032597, 10065194, 20130388, 40260776, 80521552]

約数ペア:

[(1, 80521552), (2, 40260776), (4, 20130388), (8, 10065194), (16, 5032597), (1979, 40688), (2543, 31664), (3958, 20344), (5086, 15832), (7916, 10172)]