164079880

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{37633}}^1$

素因数の和:37753

約数の個数: 32

約数和(自身を含む): 372576600

約数和(自身を除く): 208496720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 37633, 75266, 150532, 188165, 301064, 376330, 752660, 1505320, 4101997, 8203994, 16407988, 20509985, 32815976, 41019970, 82039940, 164079880]

約数ペア:

[(1, 164079880), (2, 82039940), (4, 41019970), (5, 32815976), (8, 20509985), (10, 16407988), (20, 8203994), (40, 4101997), (109, 1505320), (218, 752660), (436, 376330), (545, 301064), (872, 188165), (1090, 150532), (2180, 75266), (4360, 37633)]