80274416

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{218137}}^1$

素因数の和:218168

約数の個数: 20

約数和(自身を含む): 162294672

約数和(自身を除く): 82020256

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 218137, 436274, 872548, 1745096, 3490192, 5017151, 10034302, 20068604, 40137208, 80274416]

約数ペア:

[(1, 80274416), (2, 40137208), (4, 20068604), (8, 10034302), (16, 5017151), (23, 3490192), (46, 1745096), (92, 872548), (184, 436274), (368, 218137)]