25768456

素因数分解:

$2^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{6481}}^1$

素因数の和:6565

約数の個数: 32

約数和(自身を含む): 56004480

約数和(自身を除く): 30236024

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 71, 142, 284, 497, 568, 994, 1988, 3976, 6481, 12962, 25924, 45367, 51848, 90734, 181468, 362936, 460151, 920302, 1840604, 3221057, 3681208, 6442114, 12884228, 25768456]

約数ペア:

[(1, 25768456), (2, 12884228), (4, 6442114), (7, 3681208), (8, 3221057), (14, 1840604), (28, 920302), (56, 460151), (71, 362936), (142, 181468), (284, 90734), (497, 51848), (568, 45367), (994, 25924), (1988, 12962), (3976, 6481)]