81066488

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{326881}}^1$

素因数の和:326918

約数の個数: 16

約数和(自身を含む): 156903360

約数和(自身を除く): 75836872

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 326881, 653762, 1307524, 2615048, 10133311, 20266622, 40533244, 81066488]

約数ペア:

[(1, 81066488), (2, 40533244), (4, 20266622), (8, 10133311), (31, 2615048), (62, 1307524), (124, 653762), (248, 326881)]