80821462

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1\times {\mathrm{3329}}^1$

素因数の和:3591

約数の個数: 16

約数和(自身を含む): 123876000

約数和(自身を除く): 43054538

約数列:

[1, 2, 61, 122, 199, 398, 3329, 6658, 12139, 24278, 203069, 406138, 662471, 1324942, 40410731, 80821462]

約数ペア:

[(1, 80821462), (2, 40410731), (61, 1324942), (122, 662471), (199, 406138), (398, 203069), (3329, 24278), (6658, 12139)]