80728226

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{16217}}^1$

素因数の和:16369

約数の個数: 16

約数和(自身を含む): 128446560

約数和(自身を除く): 47718334

約数列:

[1, 2, 19, 38, 131, 262, 2489, 4978, 16217, 32434, 308123, 616246, 2124427, 4248854, 40364113, 80728226]

約数ペア:

[(1, 80728226), (2, 40364113), (19, 4248854), (38, 2124427), (131, 616246), (262, 308123), (2489, 32434), (4978, 16217)]