287193500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{101}}^1$

素因数の和:189

約数の個数: 144

約数和(自身を含む): 711075456

約数和(自身を除く): 423881956

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 47, 50, 55, 94, 100, 101, 110, 121, 125, 188, 202, 220, 235, 242, 250, 275, 404, 470, 484, 500, 505, 517, 550, 605, 940, 1010, 1034, 1100, 1111, 1175, 1210, 1375, 2020, 2068, 2222, 2350, 2420, 2525, 2585, 2750, 3025, 4444, 4700, 4747, 5050, 5170, 5500, 5555, 5687, 5875, 6050, 9494, 10100, 10340, 11110, 11374, 11750, 12100, 12221, 12625, 12925, 15125, 18988, 22220, 22748, 23500, 23735, 24442, 25250, 25850, 27775, 28435, 30250, 47470, 48884, 50500, 51700, 52217, 55550, 56870, 60500, 61105, 64625, 94940, 104434, 111100, 113740, 118675, 122210, 129250, 138875, 142175, 208868, 237350, 244420, 258500, 261085, 277750, 284350, 305525, 474700, 522170, 555500, 568700, 574387, 593375, 611050, 710875, 1044340, 1148774, 1186750, 1222100, 1305425, 1421750, 1527625, 2297548, 2373500, 2610850, 2843500, 2871935, 3055250, 5221700, 5743870, 6110500, 6527125, 11487740, 13054250, 14359675, 26108500, 28719350, 57438700, 71798375, 143596750, 287193500]

約数ペア:

[(1, 287193500), (2, 143596750), (4, 71798375), (5, 57438700), (10, 28719350), (11, 26108500), (20, 14359675), (22, 13054250), (25, 11487740), (44, 6527125), (47, 6110500), (50, 5743870), (55, 5221700), (94, 3055250), (100, 2871935), (101, 2843500), (110, 2610850), (121, 2373500), (125, 2297548), (188, 1527625), (202, 1421750), (220, 1305425), (235, 1222100), (242, 1186750), (250, 1148774), (275, 1044340), (404, 710875), (470, 611050), (484, 593375), (500, 574387), (505, 568700), (517, 555500), (550, 522170), (605, 474700), (940, 305525), (1010, 284350), (1034, 277750), (1100, 261085), (1111, 258500), (1175, 244420), (1210, 237350), (1375, 208868), (2020, 142175), (2068, 138875), (2222, 129250), (2350, 122210), (2420, 118675), (2525, 113740), (2585, 111100), (2750, 104434), (3025, 94940), (4444, 64625), (4700, 61105), (4747, 60500), (5050, 56870), (5170, 55550), (5500, 52217), (5555, 51700), (5687, 50500), (5875, 48884), (6050, 47470), (9494, 30250), (10100, 28435), (10340, 27775), (11110, 25850), (11374, 25250), (11750, 24442), (12100, 23735), (12221, 23500), (12625, 22748), (12925, 22220), (15125, 18988)]