80227856

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{25453}}^1$

素因数の和:25658

約数の個数: 20

約数和(自身を含む): 156236652

約数和(自身を除く): 76008796

約数列:

[1, 2, 4, 8, 16, 197, 394, 788, 1576, 3152, 25453, 50906, 101812, 203624, 407248, 5014241, 10028482, 20056964, 40113928, 80227856]

約数ペア:

[(1, 80227856), (2, 40113928), (4, 20056964), (8, 10028482), (16, 5014241), (197, 407248), (394, 203624), (788, 101812), (1576, 50906), (3152, 25453)]