72030448

素因数分解:

$2^4\times 7^1\times {\mathrm{643129}}^1$

素因数の和:643144

約数の個数: 20

約数和(自身を含む): 159496240

約数和(自身を除く): 87465792

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 643129, 1286258, 2572516, 4501903, 5145032, 9003806, 10290064, 18007612, 36015224, 72030448]

約数ペア:

[(1, 72030448), (2, 36015224), (4, 18007612), (7, 10290064), (8, 9003806), (14, 5145032), (16, 4501903), (28, 2572516), (56, 1286258), (112, 643129)]