164691505

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{839}}^1$

素因数の和:981

約数の個数: 32

約数和(自身を含む): 223534080

約数和(自身を除く): 58842575

約数列:

[1, 5, 11, 43, 55, 83, 215, 415, 473, 839, 913, 2365, 3569, 4195, 4565, 9229, 17845, 36077, 39259, 46145, 69637, 180385, 196295, 348185, 396847, 766007, 1984235, 2994391, 3830035, 14971955, 32938301, 164691505]

約数ペア:

[(1, 164691505), (5, 32938301), (11, 14971955), (43, 3830035), (55, 2994391), (83, 1984235), (215, 766007), (415, 396847), (473, 348185), (839, 196295), (913, 180385), (2365, 69637), (3569, 46145), (4195, 39259), (4565, 36077), (9229, 17845)]