82480880

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{23977}}^1$

素因数の和:24033

約数の個数: 40

約数和(自身を含む): 196235952

約数和(自身を除く): 113755072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 23977, 47954, 95908, 119885, 191816, 239770, 383632, 479540, 959080, 1031011, 1918160, 2062022, 4124044, 5155055, 8248088, 10310110, 16496176, 20620220, 41240440, 82480880]

約数ペア:

[(1, 82480880), (2, 41240440), (4, 20620220), (5, 16496176), (8, 10310110), (10, 8248088), (16, 5155055), (20, 4124044), (40, 2062022), (43, 1918160), (80, 1031011), (86, 959080), (172, 479540), (215, 383632), (344, 239770), (430, 191816), (688, 119885), (860, 95908), (1720, 47954), (3440, 23977)]