41152000

素因数分解:

$2^9\times 5^3\times {\mathrm{643}}^1$

素因数の和:676

約数の個数: 80

約数和(自身を含む): 102774672

約数和(自身を除く): 61622672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 200, 250, 256, 320, 400, 500, 512, 640, 643, 800, 1000, 1280, 1286, 1600, 2000, 2560, 2572, 3200, 3215, 4000, 5144, 6400, 6430, 8000, 10288, 12800, 12860, 16000, 16075, 20576, 25720, 32000, 32150, 41152, 51440, 64000, 64300, 80375, 82304, 102880, 128600, 160750, 164608, 205760, 257200, 321500, 329216, 411520, 514400, 643000, 823040, 1028800, 1286000, 1646080, 2057600, 2572000, 4115200, 5144000, 8230400, 10288000, 20576000, 41152000]

約数ペア:

[(1, 41152000), (2, 20576000), (4, 10288000), (5, 8230400), (8, 5144000), (10, 4115200), (16, 2572000), (20, 2057600), (25, 1646080), (32, 1286000), (40, 1028800), (50, 823040), (64, 643000), (80, 514400), (100, 411520), (125, 329216), (128, 321500), (160, 257200), (200, 205760), (250, 164608), (256, 160750), (320, 128600), (400, 102880), (500, 82304), (512, 80375), (640, 64300), (643, 64000), (800, 51440), (1000, 41152), (1280, 32150), (1286, 32000), (1600, 25720), (2000, 20576), (2560, 16075), (2572, 16000), (3200, 12860), (3215, 12800), (4000, 10288), (5144, 8000), (6400, 6430)]