97791640

素因数分解:

$2^3\times 5^1\times {\mathrm{439}}^1\times {\mathrm{5569}}^1$

素因数の和:6019

約数の個数: 32

約数和(自身を含む): 220572000

約数和(自身を除く): 122780360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 439, 878, 1756, 2195, 3512, 4390, 5569, 8780, 11138, 17560, 22276, 27845, 44552, 55690, 111380, 222760, 2444791, 4889582, 9779164, 12223955, 19558328, 24447910, 48895820, 97791640]

約数ペア:

[(1, 97791640), (2, 48895820), (4, 24447910), (5, 19558328), (8, 12223955), (10, 9779164), (20, 4889582), (40, 2444791), (439, 222760), (878, 111380), (1756, 55690), (2195, 44552), (3512, 27845), (4390, 22276), (5569, 17560), (8780, 11138)]