2057704825

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{21943}}^1$

素因数の和:22006

約数の個数: 36

約数和(自身を含む): 2895203584

約数和(自身を除く): 837498759

約数列:

[1, 5, 11, 25, 31, 55, 121, 155, 275, 341, 605, 775, 1705, 3025, 3751, 8525, 18755, 21943, 93775, 109715, 241373, 548575, 680233, 1206865, 2655103, 3401165, 6034325, 7482563, 13275515, 17005825, 37412815, 66377575, 82308193, 187064075, 411540965, 2057704825]

約数ペア:

[(1, 2057704825), (5, 411540965), (11, 187064075), (25, 82308193), (31, 66377575), (55, 37412815), (121, 17005825), (155, 13275515), (275, 7482563), (341, 6034325), (605, 3401165), (775, 2655103), (1705, 1206865), (3025, 680233), (3751, 548575), (8525, 241373), (18755, 109715), (21943, 93775)]