25440010

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{35831}}^1$

素因数の和:35909

約数の個数: 16

約数和(自身を含む): 46438272

約数和(自身を除く): 20998262

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 35831, 71662, 179155, 358310, 2544001, 5088002, 12720005, 25440010]

約数ペア:

[(1, 25440010), (2, 12720005), (5, 5088002), (10, 2544001), (71, 358310), (142, 179155), (355, 71662), (710, 35831)]