80910216

素因数分解:

$2^3\times 3^2\times {\mathrm{199}}^1\times {\mathrm{5647}}^1$

素因数の和:5858

約数の個数: 48

約数和(自身を含む): 220272000

約数和(自身を除く): 139361784

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 199, 398, 597, 796, 1194, 1592, 1791, 2388, 3582, 4776, 5647, 7164, 11294, 14328, 16941, 22588, 33882, 45176, 50823, 67764, 101646, 135528, 203292, 406584, 1123753, 2247506, 3371259, 4495012, 6742518, 8990024, 10113777, 13485036, 20227554, 26970072, 40455108, 80910216]

約数ペア:

[(1, 80910216), (2, 40455108), (3, 26970072), (4, 20227554), (6, 13485036), (8, 10113777), (9, 8990024), (12, 6742518), (18, 4495012), (24, 3371259), (36, 2247506), (72, 1123753), (199, 406584), (398, 203292), (597, 135528), (796, 101646), (1194, 67764), (1592, 50823), (1791, 45176), (2388, 33882), (3582, 22588), (4776, 16941), (5647, 14328), (7164, 11294)]