85481440

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2857}}^1$

素因数の和:2900

約数の個数: 96

約数和(自身を含む): 233349984

約数和(自身を除く): 147868544

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 40, 44, 55, 68, 80, 85, 88, 110, 136, 160, 170, 176, 187, 220, 272, 340, 352, 374, 440, 544, 680, 748, 880, 935, 1360, 1496, 1760, 1870, 2720, 2857, 2992, 3740, 5714, 5984, 7480, 11428, 14285, 14960, 22856, 28570, 29920, 31427, 45712, 48569, 57140, 62854, 91424, 97138, 114280, 125708, 157135, 194276, 228560, 242845, 251416, 314270, 388552, 457120, 485690, 502832, 534259, 628540, 777104, 971380, 1005664, 1068518, 1257080, 1554208, 1942760, 2137036, 2514160, 2671295, 3885520, 4274072, 5028320, 5342590, 7771040, 8548144, 10685180, 17096288, 21370360, 42740720, 85481440]

約数ペア:

[(1, 85481440), (2, 42740720), (4, 21370360), (5, 17096288), (8, 10685180), (10, 8548144), (11, 7771040), (16, 5342590), (17, 5028320), (20, 4274072), (22, 3885520), (32, 2671295), (34, 2514160), (40, 2137036), (44, 1942760), (55, 1554208), (68, 1257080), (80, 1068518), (85, 1005664), (88, 971380), (110, 777104), (136, 628540), (160, 534259), (170, 502832), (176, 485690), (187, 457120), (220, 388552), (272, 314270), (340, 251416), (352, 242845), (374, 228560), (440, 194276), (544, 157135), (680, 125708), (748, 114280), (880, 97138), (935, 91424), (1360, 62854), (1496, 57140), (1760, 48569), (1870, 45712), (2720, 31427), (2857, 29920), (2992, 28570), (3740, 22856), (5714, 14960), (5984, 14285), (7480, 11428)]