788272805

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{263}}^1\times {\mathrm{317}}^1$

素因数の和:677

約数の個数: 32

約数和(自身を含む): 999364608

約数和(自身を除く): 211091803

約数列:

[1, 5, 31, 61, 155, 263, 305, 317, 1315, 1585, 1891, 8153, 9455, 9827, 16043, 19337, 40765, 49135, 80215, 83371, 96685, 416855, 497333, 599447, 2486665, 2584501, 2997235, 5085631, 12922505, 25428155, 157654561, 788272805]

約数ペア:

[(1, 788272805), (5, 157654561), (31, 25428155), (61, 12922505), (155, 5085631), (263, 2997235), (305, 2584501), (317, 2486665), (1315, 599447), (1585, 497333), (1891, 416855), (8153, 96685), (9455, 83371), (9827, 80215), (16043, 49135), (19337, 40765)]