2585600

素因数分解:

$2^{10}\times 5^2\times {\mathrm{101}}^1$

素因数の和:131

約数の個数: 66

約数和(自身を含む): 6472614

約数和(自身を除く): 3887014

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 101, 128, 160, 200, 202, 256, 320, 400, 404, 505, 512, 640, 800, 808, 1010, 1024, 1280, 1600, 1616, 2020, 2525, 2560, 3200, 3232, 4040, 5050, 5120, 6400, 6464, 8080, 10100, 12800, 12928, 16160, 20200, 25600, 25856, 32320, 40400, 51712, 64640, 80800, 103424, 129280, 161600, 258560, 323200, 517120, 646400, 1292800, 2585600]

約数ペア:

[(1, 2585600), (2, 1292800), (4, 646400), (5, 517120), (8, 323200), (10, 258560), (16, 161600), (20, 129280), (25, 103424), (32, 80800), (40, 64640), (50, 51712), (64, 40400), (80, 32320), (100, 25856), (101, 25600), (128, 20200), (160, 16160), (200, 12928), (202, 12800), (256, 10100), (320, 8080), (400, 6464), (404, 6400), (505, 5120), (512, 5050), (640, 4040), (800, 3232), (808, 3200), (1010, 2560), (1024, 2525), (1280, 2020), (1600, 1616)]