81240544

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{32971}}^1$

素因数の和:32999

約数の個数: 48

約数和(自身を含む): 199414656

約数和(自身を除く): 118174112

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 77, 88, 112, 154, 176, 224, 308, 352, 616, 1232, 2464, 32971, 65942, 131884, 230797, 263768, 362681, 461594, 527536, 725362, 923188, 1055072, 1450724, 1846376, 2538767, 2901448, 3692752, 5077534, 5802896, 7385504, 10155068, 11605792, 20310136, 40620272, 81240544]

約数ペア:

[(1, 81240544), (2, 40620272), (4, 20310136), (7, 11605792), (8, 10155068), (11, 7385504), (14, 5802896), (16, 5077534), (22, 3692752), (28, 2901448), (32, 2538767), (44, 1846376), (56, 1450724), (77, 1055072), (88, 923188), (112, 725362), (154, 527536), (176, 461594), (224, 362681), (308, 263768), (352, 230797), (616, 131884), (1232, 65942), (2464, 32971)]