80490832

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{46153}}^1$

素因数の和:46270

約数の個数: 20

約数和(自身を含む): 157385140

約数和(自身を除く): 76894308

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 46153, 92306, 184612, 369224, 738448, 5030677, 10061354, 20122708, 40245416, 80490832]

約数ペア:

[(1, 80490832), (2, 40245416), (4, 20122708), (8, 10061354), (16, 5030677), (109, 738448), (218, 369224), (436, 184612), (872, 92306), (1744, 46153)]