81620935

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{701}}^1$

素因数の和:819

約数の個数: 32

約数和(自身を含む): 112207680

約数和(自身を除く): 30586745

約数列:

[1, 5, 11, 29, 55, 73, 145, 319, 365, 701, 803, 1595, 2117, 3505, 4015, 7711, 10585, 20329, 23287, 38555, 51173, 101645, 116435, 223619, 255865, 562903, 1118095, 1484017, 2814515, 7420085, 16324187, 81620935]

約数ペア:

[(1, 81620935), (5, 16324187), (11, 7420085), (29, 2814515), (55, 1484017), (73, 1118095), (145, 562903), (319, 255865), (365, 223619), (701, 116435), (803, 101645), (1595, 51173), (2117, 38555), (3505, 23287), (4015, 20329), (7711, 10585)]