648775010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4990577}}^1$

素因数の和:4990597

約数の個数: 16

約数和(自身を含む): 1257625656

約数和(自身を除く): 608850646

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 4990577, 9981154, 24952885, 49905770, 64877501, 129755002, 324387505, 648775010]

約数ペア:

[(1, 648775010), (2, 324387505), (5, 129755002), (10, 64877501), (13, 49905770), (26, 24952885), (65, 9981154), (130, 4990577)]