80976385

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{463}}^1$

素因数の和:757

約数の個数: 32

約数和(自身を含む): 117596160

約数和(自身を除く): 36619775

約数列:

[1, 5, 7, 19, 35, 95, 133, 263, 463, 665, 1315, 1841, 2315, 3241, 4997, 8797, 9205, 16205, 24985, 34979, 43985, 61579, 121769, 174895, 307895, 608845, 852383, 2313611, 4261915, 11568055, 16195277, 80976385]

約数ペア:

[(1, 80976385), (5, 16195277), (7, 11568055), (19, 4261915), (35, 2313611), (95, 852383), (133, 608845), (263, 307895), (463, 174895), (665, 121769), (1315, 61579), (1841, 43985), (2315, 34979), (3241, 24985), (4997, 16205), (8797, 9205)]