331464080

素因数分解:

$2^4\times 5^1\times {\mathrm{4143301}}^1$

素因数の和:4143314

約数の個数: 20

約数和(自身を含む): 770654172

約数和(自身を除く): 439190092

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 4143301, 8286602, 16573204, 20716505, 33146408, 41433010, 66292816, 82866020, 165732040, 331464080]

約数ペア:

[(1, 331464080), (2, 165732040), (4, 82866020), (5, 66292816), (8, 41433010), (10, 33146408), (16, 20716505), (20, 16573204), (40, 8286602), (80, 4143301)]