66081296

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{61643}}^1$

素因数の和:61718

約数の個数: 20

約数和(自身を含む): 129945552

約数和(自身を除く): 63864256

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 61643, 123286, 246572, 493144, 986288, 4130081, 8260162, 16520324, 33040648, 66081296]

約数ペア:

[(1, 66081296), (2, 33040648), (4, 16520324), (8, 8260162), (16, 4130081), (67, 986288), (134, 493144), (268, 246572), (536, 123286), (1072, 61643)]