253674880

素因数分解:

$2^7\times 5^1\times {\mathrm{127}}^1\times {\mathrm{3121}}^1$

素因数の和:3267

約数の個数: 64

約数和(自身を含む): 611412480

約数和(自身を除く): 357737600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 128, 160, 254, 320, 508, 635, 640, 1016, 1270, 2032, 2540, 3121, 4064, 5080, 6242, 8128, 10160, 12484, 15605, 16256, 20320, 24968, 31210, 40640, 49936, 62420, 81280, 99872, 124840, 199744, 249680, 396367, 399488, 499360, 792734, 998720, 1585468, 1981835, 1997440, 3170936, 3963670, 6341872, 7927340, 12683744, 15854680, 25367488, 31709360, 50734976, 63418720, 126837440, 253674880]

約数ペア:

[(1, 253674880), (2, 126837440), (4, 63418720), (5, 50734976), (8, 31709360), (10, 25367488), (16, 15854680), (20, 12683744), (32, 7927340), (40, 6341872), (64, 3963670), (80, 3170936), (127, 1997440), (128, 1981835), (160, 1585468), (254, 998720), (320, 792734), (508, 499360), (635, 399488), (640, 396367), (1016, 249680), (1270, 199744), (2032, 124840), (2540, 99872), (3121, 81280), (4064, 62420), (5080, 49936), (6242, 40640), (8128, 31210), (10160, 24968), (12484, 20320), (15605, 16256)]