51720496

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{25453}}^1$

素因数の和:25588

約数の個数: 20

約数和(自身を含む): 101001472

約数和(自身を除く): 49280976

約数列:

[1, 2, 4, 8, 16, 127, 254, 508, 1016, 2032, 25453, 50906, 101812, 203624, 407248, 3232531, 6465062, 12930124, 25860248, 51720496]

約数ペア:

[(1, 51720496), (2, 25860248), (4, 12930124), (8, 6465062), (16, 3232531), (127, 407248), (254, 203624), (508, 101812), (1016, 50906), (2032, 25453)]