213487000

素因数分解:

$2^3\times 5^3\times {\mathrm{41}}^2\times {\mathrm{127}}^1$

素因数の和:230

約数の個数: 96

約数和(自身を含む): 516072960

約数和(自身を除く): 302585960

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 41, 50, 82, 100, 125, 127, 164, 200, 205, 250, 254, 328, 410, 500, 508, 635, 820, 1000, 1016, 1025, 1270, 1640, 1681, 2050, 2540, 3175, 3362, 4100, 5080, 5125, 5207, 6350, 6724, 8200, 8405, 10250, 10414, 12700, 13448, 15875, 16810, 20500, 20828, 25400, 26035, 31750, 33620, 41000, 41656, 42025, 52070, 63500, 67240, 84050, 104140, 127000, 130175, 168100, 208280, 210125, 213487, 260350, 336200, 420250, 426974, 520700, 650875, 840500, 853948, 1041400, 1067435, 1301750, 1681000, 1707896, 2134870, 2603500, 4269740, 5207000, 5337175, 8539480, 10674350, 21348700, 26685875, 42697400, 53371750, 106743500, 213487000]

約数ペア:

[(1, 213487000), (2, 106743500), (4, 53371750), (5, 42697400), (8, 26685875), (10, 21348700), (20, 10674350), (25, 8539480), (40, 5337175), (41, 5207000), (50, 4269740), (82, 2603500), (100, 2134870), (125, 1707896), (127, 1681000), (164, 1301750), (200, 1067435), (205, 1041400), (250, 853948), (254, 840500), (328, 650875), (410, 520700), (500, 426974), (508, 420250), (635, 336200), (820, 260350), (1000, 213487), (1016, 210125), (1025, 208280), (1270, 168100), (1640, 130175), (1681, 127000), (2050, 104140), (2540, 84050), (3175, 67240), (3362, 63500), (4100, 52070), (5080, 42025), (5125, 41656), (5207, 41000), (6350, 33620), (6724, 31750), (8200, 26035), (8405, 25400), (10250, 20828), (10414, 20500), (12700, 16810), (13448, 15875)]