517120

素因数分解:

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

素因数の和:126

約数の個数: 44

約数和(自身を含む): 1252764

約数和(自身を除く): 735644

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 101, 128, 160, 202, 256, 320, 404, 505, 512, 640, 808, 1010, 1024, 1280, 1616, 2020, 2560, 3232, 4040, 5120, 6464, 8080, 12928, 16160, 25856, 32320, 51712, 64640, 103424, 129280, 258560, 517120]

約数ペア:

[(1, 517120), (2, 258560), (4, 129280), (5, 103424), (8, 64640), (10, 51712), (16, 32320), (20, 25856), (32, 16160), (40, 12928), (64, 8080), (80, 6464), (101, 5120), (128, 4040), (160, 3232), (202, 2560), (256, 2020), (320, 1616), (404, 1280), (505, 1024), (512, 1010), (640, 808)]