81988936

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{115153}}^1$

素因数の和:115248

約数の個数: 16

約数和(自身を含む): 155457900

約数和(自身を除く): 73468964

約数列:

[1, 2, 4, 8, 89, 178, 356, 712, 115153, 230306, 460612, 921224, 10248617, 20497234, 40994468, 81988936]

約数ペア:

[(1, 81988936), (2, 40994468), (4, 20497234), (8, 10248617), (89, 921224), (178, 460612), (356, 230306), (712, 115153)]