26364160

素因数分解:

$2^8\times 5^1\times {\mathrm{43}}^1\times {\mathrm{479}}^1$

素因数の和:543

約数の個数: 72

約数和(自身を含む): 64753920

約数和(自身を除く): 38389760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 128, 160, 172, 215, 256, 320, 344, 430, 479, 640, 688, 860, 958, 1280, 1376, 1720, 1916, 2395, 2752, 3440, 3832, 4790, 5504, 6880, 7664, 9580, 11008, 13760, 15328, 19160, 20597, 27520, 30656, 38320, 41194, 55040, 61312, 76640, 82388, 102985, 122624, 153280, 164776, 205970, 306560, 329552, 411940, 613120, 659104, 823880, 1318208, 1647760, 2636416, 3295520, 5272832, 6591040, 13182080, 26364160]

約数ペア:

[(1, 26364160), (2, 13182080), (4, 6591040), (5, 5272832), (8, 3295520), (10, 2636416), (16, 1647760), (20, 1318208), (32, 823880), (40, 659104), (43, 613120), (64, 411940), (80, 329552), (86, 306560), (128, 205970), (160, 164776), (172, 153280), (215, 122624), (256, 102985), (320, 82388), (344, 76640), (430, 61312), (479, 55040), (640, 41194), (688, 38320), (860, 30656), (958, 27520), (1280, 20597), (1376, 19160), (1720, 15328), (1916, 13760), (2395, 11008), (2752, 9580), (3440, 7664), (3832, 6880), (4790, 5504)]