81493664

素因数分解:

$2^5\times 7^2\times {\mathrm{51973}}^1$

素因数の和:51997

約数の個数: 36

約数和(自身を含む): 186638634

約数和(自身を除く): 105144970

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 392, 784, 1568, 51973, 103946, 207892, 363811, 415784, 727622, 831568, 1455244, 1663136, 2546677, 2910488, 5093354, 5820976, 10186708, 11641952, 20373416, 40746832, 81493664]

約数ペア:

[(1, 81493664), (2, 40746832), (4, 20373416), (7, 11641952), (8, 10186708), (14, 5820976), (16, 5093354), (28, 2910488), (32, 2546677), (49, 1663136), (56, 1455244), (98, 831568), (112, 727622), (196, 415784), (224, 363811), (392, 207892), (784, 103946), (1568, 51973)]