16418560

素因数分解:

$2^8\times 5^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:249

約数の個数: 72

約数和(自身を含む): 40029696

約数和(自身を除く): 23611136

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 101, 127, 128, 160, 202, 254, 256, 320, 404, 505, 508, 635, 640, 808, 1010, 1016, 1270, 1280, 1616, 2020, 2032, 2540, 3232, 4040, 4064, 5080, 6464, 8080, 8128, 10160, 12827, 12928, 16160, 16256, 20320, 25654, 25856, 32320, 32512, 40640, 51308, 64135, 64640, 81280, 102616, 128270, 129280, 162560, 205232, 256540, 410464, 513080, 820928, 1026160, 1641856, 2052320, 3283712, 4104640, 8209280, 16418560]

約数ペア:

[(1, 16418560), (2, 8209280), (4, 4104640), (5, 3283712), (8, 2052320), (10, 1641856), (16, 1026160), (20, 820928), (32, 513080), (40, 410464), (64, 256540), (80, 205232), (101, 162560), (127, 129280), (128, 128270), (160, 102616), (202, 81280), (254, 64640), (256, 64135), (320, 51308), (404, 40640), (505, 32512), (508, 32320), (635, 25856), (640, 25654), (808, 20320), (1010, 16256), (1016, 16160), (1270, 12928), (1280, 12827), (1616, 10160), (2020, 8128), (2032, 8080), (2540, 6464), (3232, 5080), (4040, 4064)]