25991912

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{383}}^1\times {\mathrm{499}}^1$

素因数の和:905

約数の個数: 32

約数和(自身を含む): 51840000

約数和(自身を除く): 25848088

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 383, 499, 766, 998, 1532, 1996, 3064, 3992, 6511, 8483, 13022, 16966, 26044, 33932, 52088, 67864, 191117, 382234, 764468, 1528936, 3248989, 6497978, 12995956, 25991912]

約数ペア:

[(1, 25991912), (2, 12995956), (4, 6497978), (8, 3248989), (17, 1528936), (34, 764468), (68, 382234), (136, 191117), (383, 67864), (499, 52088), (766, 33932), (998, 26044), (1532, 16966), (1996, 13022), (3064, 8483), (3992, 6511)]