80193136

素因数分解:

$2^4\times {\mathrm{181}}^1\times {\mathrm{27691}}^1$

素因数の和:27880

約数の個数: 20

約数和(自身を含む): 156238264

約数和(自身を除く): 76045128

約数列:

[1, 2, 4, 8, 16, 181, 362, 724, 1448, 2896, 27691, 55382, 110764, 221528, 443056, 5012071, 10024142, 20048284, 40096568, 80193136]

約数ペア:

[(1, 80193136), (2, 40096568), (4, 20048284), (8, 10024142), (16, 5012071), (181, 443056), (362, 221528), (724, 110764), (1448, 55382), (2896, 27691)]