25289080

素因数分解:

$2^3\times 5^1\times {\mathrm{632227}}^1$

素因数の和:632238

約数の個数: 16

約数和(自身を含む): 56900520

約数和(自身を除く): 31611440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 632227, 1264454, 2528908, 3161135, 5057816, 6322270, 12644540, 25289080]

約数ペア:

[(1, 25289080), (2, 12644540), (4, 6322270), (5, 5057816), (8, 3161135), (10, 2528908), (20, 1264454), (40, 632227)]