80392976

素因数分解:

$2^4\times {\mathrm{281}}^1\times {\mathrm{17881}}^1$

素因数の和:18170

約数の個数: 20

約数和(自身を含む): 156324444

約数和(自身を除く): 75931468

約数列:

[1, 2, 4, 8, 16, 281, 562, 1124, 2248, 4496, 17881, 35762, 71524, 143048, 286096, 5024561, 10049122, 20098244, 40196488, 80392976]

約数ペア:

[(1, 80392976), (2, 40196488), (4, 20098244), (8, 10049122), (16, 5024561), (281, 286096), (562, 143048), (1124, 71524), (2248, 35762), (4496, 17881)]