2250870125

素因数分解:

$5^3\times 7^2\times {\mathrm{17}}^1\times {\mathrm{21617}}^1$

素因数の和:21663

約数の個数: 48

約数和(自身を含む): 3460090608

約数和(自身を除く): 1209220483

約数列:

[1, 5, 7, 17, 25, 35, 49, 85, 119, 125, 175, 245, 425, 595, 833, 875, 1225, 2125, 2975, 4165, 6125, 14875, 20825, 21617, 104125, 108085, 151319, 367489, 540425, 756595, 1059233, 1837445, 2572423, 2702125, 3782975, 5296165, 9187225, 12862115, 18006961, 18914875, 26480825, 45936125, 64310575, 90034805, 132404125, 321552875, 450174025, 2250870125]

約数ペア:

[(1, 2250870125), (5, 450174025), (7, 321552875), (17, 132404125), (25, 90034805), (35, 64310575), (49, 45936125), (85, 26480825), (119, 18914875), (125, 18006961), (175, 12862115), (245, 9187225), (425, 5296165), (595, 3782975), (833, 2702125), (875, 2572423), (1225, 1837445), (2125, 1059233), (2975, 756595), (4165, 540425), (6125, 367489), (14875, 151319), (20825, 108085), (21617, 104125)]