168777920

素因数分解:

$2^6\times 5^1\times {\mathrm{127}}^1\times {\mathrm{4153}}^1$

素因数の和:4297

約数の個数: 56

約数和(自身を含む): 405164544

約数和(自身を除く): 236386624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 160, 254, 320, 508, 635, 1016, 1270, 2032, 2540, 4064, 4153, 5080, 8128, 8306, 10160, 16612, 20320, 20765, 33224, 40640, 41530, 66448, 83060, 132896, 166120, 265792, 332240, 527431, 664480, 1054862, 1328960, 2109724, 2637155, 4219448, 5274310, 8438896, 10548620, 16877792, 21097240, 33755584, 42194480, 84388960, 168777920]

約数ペア:

[(1, 168777920), (2, 84388960), (4, 42194480), (5, 33755584), (8, 21097240), (10, 16877792), (16, 10548620), (20, 8438896), (32, 5274310), (40, 4219448), (64, 2637155), (80, 2109724), (127, 1328960), (160, 1054862), (254, 664480), (320, 527431), (508, 332240), (635, 265792), (1016, 166120), (1270, 132896), (2032, 83060), (2540, 66448), (4064, 41530), (4153, 40640), (5080, 33224), (8128, 20765), (8306, 20320), (10160, 16612)]