81030328

素因数分解:

$2^3\times {\mathrm{139}}^1\times {\mathrm{72869}}^1$

素因数の和:73014

約数の個数: 16

約数和(自身を含む): 153027000

約数和(自身を除く): 71996672

約数列:

[1, 2, 4, 8, 139, 278, 556, 1112, 72869, 145738, 291476, 582952, 10128791, 20257582, 40515164, 81030328]

約数ペア:

[(1, 81030328), (2, 40515164), (4, 20257582), (8, 10128791), (139, 582952), (278, 291476), (556, 145738), (1112, 72869)]