2056586125

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{78721}}^1$

素因数の和:78766

約数の個数: 32

約数和(自身を含む): 2947351680

約数和(自身を除く): 890765555

約数列:

[1, 5, 11, 19, 25, 55, 95, 125, 209, 275, 475, 1045, 1375, 2375, 5225, 26125, 78721, 393605, 865931, 1495699, 1968025, 4329655, 7478495, 9840125, 16452689, 21648275, 37392475, 82263445, 108241375, 186962375, 411317225, 2056586125]

約数ペア:

[(1, 2056586125), (5, 411317225), (11, 186962375), (19, 108241375), (25, 82263445), (55, 37392475), (95, 21648275), (125, 16452689), (209, 9840125), (275, 7478495), (475, 4329655), (1045, 1968025), (1375, 1495699), (2375, 865931), (5225, 393605), (26125, 78721)]