81036032

素因数分解:

$2^8\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4111}}^1$

素因数の和:4145

約数の個数: 72

約数和(自身を含む): 201718272

約数和(自身を除く): 120682240

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 128, 154, 176, 224, 256, 308, 352, 448, 616, 704, 896, 1232, 1408, 1792, 2464, 2816, 4111, 4928, 8222, 9856, 16444, 19712, 28777, 32888, 45221, 57554, 65776, 90442, 115108, 131552, 180884, 230216, 263104, 316547, 361768, 460432, 526208, 633094, 723536, 920864, 1052416, 1266188, 1447072, 1841728, 2532376, 2894144, 3683456, 5064752, 5788288, 7366912, 10129504, 11576576, 20259008, 40518016, 81036032]

約数ペア:

[(1, 81036032), (2, 40518016), (4, 20259008), (7, 11576576), (8, 10129504), (11, 7366912), (14, 5788288), (16, 5064752), (22, 3683456), (28, 2894144), (32, 2532376), (44, 1841728), (56, 1447072), (64, 1266188), (77, 1052416), (88, 920864), (112, 723536), (128, 633094), (154, 526208), (176, 460432), (224, 361768), (256, 316547), (308, 263104), (352, 230216), (448, 180884), (616, 131552), (704, 115108), (896, 90442), (1232, 65776), (1408, 57554), (1792, 45221), (2464, 32888), (2816, 28777), (4111, 19712), (4928, 16444), (8222, 9856)]