80959504

素因数分解:

$2^4\times {\mathrm{509}}^1\times {\mathrm{9941}}^1$

素因数の和:10458

約数の個数: 20

約数和(自身を含む): 157183020

約数和(自身を除く): 76223516

約数列:

[1, 2, 4, 8, 16, 509, 1018, 2036, 4072, 8144, 9941, 19882, 39764, 79528, 159056, 5059969, 10119938, 20239876, 40479752, 80959504]

約数ペア:

[(1, 80959504), (2, 40479752), (4, 20239876), (8, 10119938), (16, 5059969), (509, 159056), (1018, 79528), (2036, 39764), (4072, 19882), (8144, 9941)]