210904000

素因数分解:

$2^6\times 5^3\times {\mathrm{41}}^1\times {\mathrm{643}}^1$

素因数の和:711

約数の個数: 112

約数和(自身を含む): 535874976

約数和(自身を除く): 324970976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 41, 50, 64, 80, 82, 100, 125, 160, 164, 200, 205, 250, 320, 328, 400, 410, 500, 643, 656, 800, 820, 1000, 1025, 1286, 1312, 1600, 1640, 2000, 2050, 2572, 2624, 3215, 3280, 4000, 4100, 5125, 5144, 6430, 6560, 8000, 8200, 10250, 10288, 12860, 13120, 16075, 16400, 20500, 20576, 25720, 26363, 32150, 32800, 41000, 41152, 51440, 52726, 64300, 65600, 80375, 82000, 102880, 105452, 128600, 131815, 160750, 164000, 205760, 210904, 257200, 263630, 321500, 328000, 421808, 514400, 527260, 643000, 659075, 843616, 1028800, 1054520, 1286000, 1318150, 1687232, 2109040, 2572000, 2636300, 3295375, 4218080, 5144000, 5272600, 6590750, 8436160, 10545200, 13181500, 21090400, 26363000, 42180800, 52726000, 105452000, 210904000]

約数ペア:

[(1, 210904000), (2, 105452000), (4, 52726000), (5, 42180800), (8, 26363000), (10, 21090400), (16, 13181500), (20, 10545200), (25, 8436160), (32, 6590750), (40, 5272600), (41, 5144000), (50, 4218080), (64, 3295375), (80, 2636300), (82, 2572000), (100, 2109040), (125, 1687232), (160, 1318150), (164, 1286000), (200, 1054520), (205, 1028800), (250, 843616), (320, 659075), (328, 643000), (400, 527260), (410, 514400), (500, 421808), (643, 328000), (656, 321500), (800, 263630), (820, 257200), (1000, 210904), (1025, 205760), (1286, 164000), (1312, 160750), (1600, 131815), (1640, 128600), (2000, 105452), (2050, 102880), (2572, 82000), (2624, 80375), (3215, 65600), (3280, 64300), (4000, 52726), (4100, 51440), (5125, 41152), (5144, 41000), (6430, 32800), (6560, 32150), (8000, 26363), (8200, 25720), (10250, 20576), (10288, 20500), (12860, 16400), (13120, 16075)]