31266080

素因数分解:

$2^5\times 5^1\times {\mathrm{195413}}^1$

素因数の和:195428

約数の個数: 24

約数和(自身を含む): 73866492

約数和(自身を除く): 42600412

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 195413, 390826, 781652, 977065, 1563304, 1954130, 3126608, 3908260, 6253216, 7816520, 15633040, 31266080]

約数ペア:

[(1, 31266080), (2, 15633040), (4, 7816520), (5, 6253216), (8, 3908260), (10, 3126608), (16, 1954130), (20, 1563304), (32, 977065), (40, 781652), (80, 390826), (160, 195413)]