5280376960

素因数分解:

$2^7\times 5^1\times {\mathrm{101}}^1\times {\mathrm{81689}}^1$

素因数の和:81809

約数の個数: 64

約数和(自身を含む): 12748541400

約数和(自身を除く): 7468164440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 101, 128, 160, 202, 320, 404, 505, 640, 808, 1010, 1616, 2020, 3232, 4040, 6464, 8080, 12928, 16160, 32320, 64640, 81689, 163378, 326756, 408445, 653512, 816890, 1307024, 1633780, 2614048, 3267560, 5228096, 6535120, 8250589, 10456192, 13070240, 16501178, 26140480, 33002356, 41252945, 52280960, 66004712, 82505890, 132009424, 165011780, 264018848, 330023560, 528037696, 660047120, 1056075392, 1320094240, 2640188480, 5280376960]

約数ペア:

[(1, 5280376960), (2, 2640188480), (4, 1320094240), (5, 1056075392), (8, 660047120), (10, 528037696), (16, 330023560), (20, 264018848), (32, 165011780), (40, 132009424), (64, 82505890), (80, 66004712), (101, 52280960), (128, 41252945), (160, 33002356), (202, 26140480), (320, 16501178), (404, 13070240), (505, 10456192), (640, 8250589), (808, 6535120), (1010, 5228096), (1616, 3267560), (2020, 2614048), (3232, 1633780), (4040, 1307024), (6464, 816890), (8080, 653512), (12928, 408445), (16160, 326756), (32320, 163378), (64640, 81689)]