81191256

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{677}}^1$

素因数の和:968

約数の個数: 64

約数和(自身を含む): 214790400

約数和(自身を除く): 133599144

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 114, 152, 228, 263, 456, 526, 677, 789, 1052, 1354, 1578, 2031, 2104, 2708, 3156, 4062, 4997, 5416, 6312, 8124, 9994, 12863, 14991, 16248, 19988, 25726, 29982, 38589, 39976, 51452, 59964, 77178, 102904, 119928, 154356, 178051, 308712, 356102, 534153, 712204, 1068306, 1424408, 2136612, 3382969, 4273224, 6765938, 10148907, 13531876, 20297814, 27063752, 40595628, 81191256]

約数ペア:

[(1, 81191256), (2, 40595628), (3, 27063752), (4, 20297814), (6, 13531876), (8, 10148907), (12, 6765938), (19, 4273224), (24, 3382969), (38, 2136612), (57, 1424408), (76, 1068306), (114, 712204), (152, 534153), (228, 356102), (263, 308712), (456, 178051), (526, 154356), (677, 119928), (789, 102904), (1052, 77178), (1354, 59964), (1578, 51452), (2031, 39976), (2104, 38589), (2708, 29982), (3156, 25726), (4062, 19988), (4997, 16248), (5416, 14991), (6312, 12863), (8124, 9994)]