81290952

素因数分解:

$2^3\times 3^4\times {\mathrm{331}}^1\times {\mathrm{379}}^1$

素因数の和:728

約数の個数: 80

約数和(自身を含む): 228980400

約数和(自身を除く): 147689448

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 331, 379, 648, 662, 758, 993, 1137, 1324, 1516, 1986, 2274, 2648, 2979, 3032, 3411, 3972, 4548, 5958, 6822, 7944, 8937, 9096, 10233, 11916, 13644, 17874, 20466, 23832, 26811, 27288, 30699, 35748, 40932, 53622, 61398, 71496, 81864, 107244, 122796, 125449, 214488, 245592, 250898, 376347, 501796, 752694, 1003592, 1129041, 1505388, 2258082, 3010776, 3387123, 4516164, 6774246, 9032328, 10161369, 13548492, 20322738, 27096984, 40645476, 81290952]

約数ペア:

[(1, 81290952), (2, 40645476), (3, 27096984), (4, 20322738), (6, 13548492), (8, 10161369), (9, 9032328), (12, 6774246), (18, 4516164), (24, 3387123), (27, 3010776), (36, 2258082), (54, 1505388), (72, 1129041), (81, 1003592), (108, 752694), (162, 501796), (216, 376347), (324, 250898), (331, 245592), (379, 214488), (648, 125449), (662, 122796), (758, 107244), (993, 81864), (1137, 71496), (1324, 61398), (1516, 53622), (1986, 40932), (2274, 35748), (2648, 30699), (2979, 27288), (3032, 26811), (3411, 23832), (3972, 20466), (4548, 17874), (5958, 13644), (6822, 11916), (7944, 10233), (8937, 9096)]