81162032

素因数分解:

$2^4\times 7^3\times {\mathrm{23}}^1\times {\mathrm{643}}^1$

素因数の和:695

約数の個数: 80

約数和(自身を含む): 191654400

約数和(自身を除く): 110492368

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 49, 56, 92, 98, 112, 161, 184, 196, 322, 343, 368, 392, 643, 644, 686, 784, 1127, 1286, 1288, 1372, 2254, 2572, 2576, 2744, 4501, 4508, 5144, 5488, 7889, 9002, 9016, 10288, 14789, 15778, 18004, 18032, 29578, 31507, 31556, 36008, 59156, 63014, 63112, 72016, 103523, 118312, 126028, 126224, 207046, 220549, 236624, 252056, 414092, 441098, 504112, 724661, 828184, 882196, 1449322, 1656368, 1764392, 2898644, 3528784, 5072627, 5797288, 10145254, 11594576, 20290508, 40581016, 81162032]

約数ペア:

[(1, 81162032), (2, 40581016), (4, 20290508), (7, 11594576), (8, 10145254), (14, 5797288), (16, 5072627), (23, 3528784), (28, 2898644), (46, 1764392), (49, 1656368), (56, 1449322), (92, 882196), (98, 828184), (112, 724661), (161, 504112), (184, 441098), (196, 414092), (322, 252056), (343, 236624), (368, 220549), (392, 207046), (643, 126224), (644, 126028), (686, 118312), (784, 103523), (1127, 72016), (1286, 63112), (1288, 63014), (1372, 59156), (2254, 36008), (2572, 31556), (2576, 31507), (2744, 29578), (4501, 18032), (4508, 18004), (5144, 15778), (5488, 14789), (7889, 10288), (9002, 9016)]