25014992

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{353}}^1$

素因数の和:507

約数の個数: 40

約数和(自身を含む): 50217024

約数和(自身を除く): 25202032

約数列:

[1, 2, 4, 8, 16, 43, 86, 103, 172, 206, 344, 353, 412, 688, 706, 824, 1412, 1648, 2824, 4429, 5648, 8858, 15179, 17716, 30358, 35432, 36359, 60716, 70864, 72718, 121432, 145436, 242864, 290872, 581744, 1563437, 3126874, 6253748, 12507496, 25014992]

約数ペア:

[(1, 25014992), (2, 12507496), (4, 6253748), (8, 3126874), (16, 1563437), (43, 581744), (86, 290872), (103, 242864), (172, 145436), (206, 121432), (344, 72718), (353, 70864), (412, 60716), (688, 36359), (706, 35432), (824, 30358), (1412, 17716), (1648, 15179), (2824, 8858), (4429, 5648)]