81200656

素因数分解:

$2^4\times {\mathrm{31}}^2\times {\mathrm{5281}}^1$

素因数の和:5351

約数の個数: 30

約数和(自身を含む): 162595806

約数和(自身を除く): 81395150

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 961, 1922, 3844, 5281, 7688, 10562, 15376, 21124, 42248, 84496, 163711, 327422, 654844, 1309688, 2619376, 5075041, 10150082, 20300164, 40600328, 81200656]

約数ペア:

[(1, 81200656), (2, 40600328), (4, 20300164), (8, 10150082), (16, 5075041), (31, 2619376), (62, 1309688), (124, 654844), (248, 327422), (496, 163711), (961, 84496), (1922, 42248), (3844, 21124), (5281, 15376), (7688, 10562)]