66745576

素因数分解:

$2^3\times {\mathrm{139}}^1\times {\mathrm{193}}^1\times {\mathrm{311}}^1$

素因数の和:649

約数の個数: 32

約数和(自身を含む): 127108800

約数和(自身を除く): 60363224

約数列:

[1, 2, 4, 8, 139, 193, 278, 311, 386, 556, 622, 772, 1112, 1244, 1544, 2488, 26827, 43229, 53654, 60023, 86458, 107308, 120046, 172916, 214616, 240092, 345832, 480184, 8343197, 16686394, 33372788, 66745576]

約数ペア:

[(1, 66745576), (2, 33372788), (4, 16686394), (8, 8343197), (139, 480184), (193, 345832), (278, 240092), (311, 214616), (386, 172916), (556, 120046), (622, 107308), (772, 86458), (1112, 60023), (1244, 53654), (1544, 43229), (2488, 26827)]