81065856

素因数分解:

$2^7\times 3^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{271}}^1$

素因数の和:348

約数の個数: 128

約数和(自身を含む): 233049600

約数和(自身を除く): 151983744

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 41, 48, 57, 64, 76, 82, 96, 114, 123, 128, 152, 164, 192, 228, 246, 271, 304, 328, 384, 456, 492, 542, 608, 656, 779, 813, 912, 984, 1084, 1216, 1312, 1558, 1626, 1824, 1968, 2168, 2337, 2432, 2624, 3116, 3252, 3648, 3936, 4336, 4674, 5149, 5248, 6232, 6504, 7296, 7872, 8672, 9348, 10298, 11111, 12464, 13008, 15447, 15744, 17344, 18696, 20596, 22222, 24928, 26016, 30894, 33333, 34688, 37392, 41192, 44444, 49856, 52032, 61788, 66666, 74784, 82384, 88888, 99712, 104064, 123576, 133332, 149568, 164768, 177776, 211109, 247152, 266664, 299136, 329536, 355552, 422218, 494304, 533328, 633327, 659072, 711104, 844436, 988608, 1066656, 1266654, 1422208, 1688872, 1977216, 2133312, 2533308, 3377744, 4266624, 5066616, 6755488, 10133232, 13510976, 20266464, 27021952, 40532928, 81065856]

約数ペア:

[(1, 81065856), (2, 40532928), (3, 27021952), (4, 20266464), (6, 13510976), (8, 10133232), (12, 6755488), (16, 5066616), (19, 4266624), (24, 3377744), (32, 2533308), (38, 2133312), (41, 1977216), (48, 1688872), (57, 1422208), (64, 1266654), (76, 1066656), (82, 988608), (96, 844436), (114, 711104), (123, 659072), (128, 633327), (152, 533328), (164, 494304), (192, 422218), (228, 355552), (246, 329536), (271, 299136), (304, 266664), (328, 247152), (384, 211109), (456, 177776), (492, 164768), (542, 149568), (608, 133332), (656, 123576), (779, 104064), (813, 99712), (912, 88888), (984, 82384), (1084, 74784), (1216, 66666), (1312, 61788), (1558, 52032), (1626, 49856), (1824, 44444), (1968, 41192), (2168, 37392), (2337, 34688), (2432, 33333), (2624, 30894), (3116, 26016), (3252, 24928), (3648, 22222), (3936, 20596), (4336, 18696), (4674, 17344), (5149, 15744), (5248, 15447), (6232, 13008), (6504, 12464), (7296, 11111), (7872, 10298), (8672, 9348)]