53768820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{128021}}^1$

素因数の和:128040

約数の個数: 48

約数和(自身を含む): 172061568

約数和(自身を除く): 118292748

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 128021, 256042, 384063, 512084, 640105, 768126, 896147, 1280210, 1536252, 1792294, 1920315, 2560420, 2688441, 3584588, 3840630, 4480735, 5376882, 7681260, 8961470, 10753764, 13442205, 17922940, 26884410, 53768820]

約数ペア:

[(1, 53768820), (2, 26884410), (3, 17922940), (4, 13442205), (5, 10753764), (6, 8961470), (7, 7681260), (10, 5376882), (12, 4480735), (14, 3840630), (15, 3584588), (20, 2688441), (21, 2560420), (28, 1920315), (30, 1792294), (35, 1536252), (42, 1280210), (60, 896147), (70, 768126), (84, 640105), (105, 512084), (140, 384063), (210, 256042), (420, 128021)]