2021292625

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{3779}}^1$

素因数の和:4194

約数の個数: 32

約数和(自身を含む): 2759702400

約数和(自身を除く): 738409775

約数列:

[1, 5, 11, 25, 55, 125, 275, 389, 1375, 1945, 3779, 4279, 9725, 18895, 21395, 41569, 48625, 94475, 106975, 207845, 472375, 534875, 1039225, 1470031, 5196125, 7350155, 16170341, 36750775, 80851705, 183753875, 404258525, 2021292625]

約数ペア:

[(1, 2021292625), (5, 404258525), (11, 183753875), (25, 80851705), (55, 36750775), (125, 16170341), (275, 7350155), (389, 5196125), (1375, 1470031), (1945, 1039225), (3779, 534875), (4279, 472375), (9725, 207845), (18895, 106975), (21395, 94475), (41569, 48625)]