81102744

素因数分解:

$2^3\times 3^2\times {\mathrm{647}}^1\times {\mathrm{1741}}^1$

素因数の和:2400

約数の個数: 48

約数和(自身を含む): 220119120

約数和(自身を除く): 139016376

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 647, 1294, 1741, 1941, 2588, 3482, 3882, 5176, 5223, 5823, 6964, 7764, 10446, 11646, 13928, 15528, 15669, 20892, 23292, 31338, 41784, 46584, 62676, 125352, 1126427, 2252854, 3379281, 4505708, 6758562, 9011416, 10137843, 13517124, 20275686, 27034248, 40551372, 81102744]

約数ペア:

[(1, 81102744), (2, 40551372), (3, 27034248), (4, 20275686), (6, 13517124), (8, 10137843), (9, 9011416), (12, 6758562), (18, 4505708), (24, 3379281), (36, 2252854), (72, 1126427), (647, 125352), (1294, 62676), (1741, 46584), (1941, 41784), (2588, 31338), (3482, 23292), (3882, 20892), (5176, 15669), (5223, 15528), (5823, 13928), (6964, 11646), (7764, 10446)]