80277016

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{244747}}^1$

素因数の和:244794

約数の個数: 16

約数和(自身を含む): 154191240

約数和(自身を除く): 73914224

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 244747, 489494, 978988, 1957976, 10034627, 20069254, 40138508, 80277016]

約数ペア:

[(1, 80277016), (2, 40138508), (4, 20069254), (8, 10034627), (41, 1957976), (82, 978988), (164, 489494), (328, 244747)]