27780256

素因数分解:

$2^5\times 7^3\times {\mathrm{2531}}^1$

素因数の和:2562

約数の個数: 48

約数和(自身を含む): 63806400

約数和(自身を除く): 36026144

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 343, 392, 686, 784, 1372, 1568, 2531, 2744, 5062, 5488, 10124, 10976, 17717, 20248, 35434, 40496, 70868, 80992, 124019, 141736, 248038, 283472, 496076, 566944, 868133, 992152, 1736266, 1984304, 3472532, 3968608, 6945064, 13890128, 27780256]

約数ペア:

[(1, 27780256), (2, 13890128), (4, 6945064), (7, 3968608), (8, 3472532), (14, 1984304), (16, 1736266), (28, 992152), (32, 868133), (49, 566944), (56, 496076), (98, 283472), (112, 248038), (196, 141736), (224, 124019), (343, 80992), (392, 70868), (686, 40496), (784, 35434), (1372, 20248), (1568, 17717), (2531, 10976), (2744, 10124), (5062, 5488)]