68856808

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{997}}^1$

素因数の和:1189

約数の個数: 32

約数和(自身を含む): 132035400

約数和(自身を除く): 63178592

約数列:

[1, 2, 4, 8, 89, 97, 178, 194, 356, 388, 712, 776, 997, 1994, 3988, 7976, 8633, 17266, 34532, 69064, 88733, 96709, 177466, 193418, 354932, 386836, 709864, 773672, 8607101, 17214202, 34428404, 68856808]

約数ペア:

[(1, 68856808), (2, 34428404), (4, 17214202), (8, 8607101), (89, 773672), (97, 709864), (178, 386836), (194, 354932), (356, 193418), (388, 177466), (712, 96709), (776, 88733), (997, 69064), (1994, 34532), (3988, 17266), (7976, 8633)]