71528048

素因数分解:

$2^4\times {\mathrm{277}}^1\times {\mathrm{16139}}^1$

素因数の和:16424

約数の個数: 20

約数和(自身を含む): 139094520

約数和(自身を除く): 67566472

約数列:

[1, 2, 4, 8, 16, 277, 554, 1108, 2216, 4432, 16139, 32278, 64556, 129112, 258224, 4470503, 8941006, 17882012, 35764024, 71528048]

約数ペア:

[(1, 71528048), (2, 35764024), (4, 17882012), (8, 8941006), (16, 4470503), (277, 258224), (554, 129112), (1108, 64556), (2216, 32278), (4432, 16139)]