51723140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{9011}}^1$

素因数の和:9068

約数の個数: 48

約数和(自身を含む): 127177344

約数和(自身を除く): 75454204

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1435, 2870, 5740, 9011, 18022, 36044, 45055, 63077, 90110, 126154, 180220, 252308, 315385, 369451, 630770, 738902, 1261540, 1477804, 1847255, 2586157, 3694510, 5172314, 7389020, 10344628, 12930785, 25861570, 51723140]

約数ペア:

[(1, 51723140), (2, 25861570), (4, 12930785), (5, 10344628), (7, 7389020), (10, 5172314), (14, 3694510), (20, 2586157), (28, 1847255), (35, 1477804), (41, 1261540), (70, 738902), (82, 630770), (140, 369451), (164, 315385), (205, 252308), (287, 180220), (410, 126154), (574, 90110), (820, 63077), (1148, 45055), (1435, 36044), (2870, 18022), (5740, 9011)]