4080332800

素因数分解:

$2^{12}\times 5^2\times {\mathrm{39847}}^1$

素因数の和:39881

約数の個数: 78

約数和(自身を含む): 10118244008

約数和(自身を除く): 6037911208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 512, 640, 800, 1024, 1280, 1600, 2048, 2560, 3200, 4096, 5120, 6400, 10240, 12800, 20480, 25600, 39847, 51200, 79694, 102400, 159388, 199235, 318776, 398470, 637552, 796940, 996175, 1275104, 1593880, 1992350, 2550208, 3187760, 3984700, 5100416, 6375520, 7969400, 10200832, 12751040, 15938800, 20401664, 25502080, 31877600, 40803328, 51004160, 63755200, 81606656, 102008320, 127510400, 163213312, 204016640, 255020800, 408033280, 510041600, 816066560, 1020083200, 2040166400, 4080332800]

約数ペア:

[(1, 4080332800), (2, 2040166400), (4, 1020083200), (5, 816066560), (8, 510041600), (10, 408033280), (16, 255020800), (20, 204016640), (25, 163213312), (32, 127510400), (40, 102008320), (50, 81606656), (64, 63755200), (80, 51004160), (100, 40803328), (128, 31877600), (160, 25502080), (200, 20401664), (256, 15938800), (320, 12751040), (400, 10200832), (512, 7969400), (640, 6375520), (800, 5100416), (1024, 3984700), (1280, 3187760), (1600, 2550208), (2048, 1992350), (2560, 1593880), (3200, 1275104), (4096, 996175), (5120, 796940), (6400, 637552), (10240, 398470), (12800, 318776), (20480, 199235), (25600, 159388), (39847, 102400), (51200, 79694)]