25961080

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{6691}}^1$

素因数の和:6799

約数の個数: 32

約数和(自身を含む): 59023440

約数和(自身を除く): 33062360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 6691, 13382, 26764, 33455, 53528, 66910, 133820, 267640, 649027, 1298054, 2596108, 3245135, 5192216, 6490270, 12980540, 25961080]

約数ペア:

[(1, 25961080), (2, 12980540), (4, 6490270), (5, 5192216), (8, 3245135), (10, 2596108), (20, 1298054), (40, 649027), (97, 267640), (194, 133820), (388, 66910), (485, 53528), (776, 33455), (970, 26764), (1940, 13382), (3880, 6691)]