168256725

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{277}}^1$

素因数の和:399

約数の個数: 96

約数和(自身を含む): 347477760

約数和(自身を除く): 179221035

約数列:

[1, 3, 5, 7, 13, 15, 21, 25, 35, 39, 65, 75, 89, 91, 105, 175, 195, 267, 273, 277, 325, 445, 455, 525, 623, 831, 975, 1157, 1335, 1365, 1385, 1869, 1939, 2225, 2275, 3115, 3471, 3601, 4155, 5785, 5817, 6675, 6825, 6925, 8099, 9345, 9695, 10803, 15575, 17355, 18005, 20775, 24297, 24653, 25207, 28925, 29085, 40495, 46725, 48475, 54015, 73959, 75621, 86775, 90025, 121485, 123265, 126035, 145425, 172571, 202475, 270075, 320489, 369795, 378105, 517713, 607425, 616325, 630175, 862855, 961467, 1602445, 1848975, 1890525, 2243423, 2588565, 4314275, 4807335, 6730269, 8012225, 11217115, 12942825, 24036675, 33651345, 56085575, 168256725]

約数ペア:

[(1, 168256725), (3, 56085575), (5, 33651345), (7, 24036675), (13, 12942825), (15, 11217115), (21, 8012225), (25, 6730269), (35, 4807335), (39, 4314275), (65, 2588565), (75, 2243423), (89, 1890525), (91, 1848975), (105, 1602445), (175, 961467), (195, 862855), (267, 630175), (273, 616325), (277, 607425), (325, 517713), (445, 378105), (455, 369795), (525, 320489), (623, 270075), (831, 202475), (975, 172571), (1157, 145425), (1335, 126035), (1365, 123265), (1385, 121485), (1869, 90025), (1939, 86775), (2225, 75621), (2275, 73959), (3115, 54015), (3471, 48475), (3601, 46725), (4155, 40495), (5785, 29085), (5817, 28925), (6675, 25207), (6825, 24653), (6925, 24297), (8099, 20775), (9345, 18005), (9695, 17355), (10803, 15575)]