164028105

素因数分解:

$3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{157}}^1$

素因数の和:351

約数の個数: 64

約数和(自身を含む): 300326400

約数和(自身を除く): 136298295

約数列:

[1, 3, 5, 9, 15, 27, 45, 71, 109, 135, 157, 213, 327, 355, 471, 545, 639, 785, 981, 1065, 1413, 1635, 1917, 2355, 2943, 3195, 4239, 4905, 7065, 7739, 9585, 11147, 14715, 17113, 21195, 23217, 33441, 38695, 51339, 55735, 69651, 85565, 100323, 116085, 154017, 167205, 208953, 256695, 300969, 348255, 462051, 501615, 770085, 1044765, 1215023, 1504845, 2310255, 3645069, 6075115, 10935207, 18225345, 32805621, 54676035, 164028105]

約数ペア:

[(1, 164028105), (3, 54676035), (5, 32805621), (9, 18225345), (15, 10935207), (27, 6075115), (45, 3645069), (71, 2310255), (109, 1504845), (135, 1215023), (157, 1044765), (213, 770085), (327, 501615), (355, 462051), (471, 348255), (545, 300969), (639, 256695), (785, 208953), (981, 167205), (1065, 154017), (1413, 116085), (1635, 100323), (1917, 85565), (2355, 69651), (2943, 55735), (3195, 51339), (4239, 38695), (4905, 33441), (7065, 23217), (7739, 21195), (9585, 17113), (11147, 14715)]