135852800

素因数分解:

$2^8\times 5^2\times {\mathrm{21227}}^1$

素因数の和:21253

約数の個数: 54

約数和(自身を含む): 336272748

約数和(自身を除く): 200419948

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 640, 800, 1280, 1600, 3200, 6400, 21227, 42454, 84908, 106135, 169816, 212270, 339632, 424540, 530675, 679264, 849080, 1061350, 1358528, 1698160, 2122700, 2717056, 3396320, 4245400, 5434112, 6792640, 8490800, 13585280, 16981600, 27170560, 33963200, 67926400, 135852800]

約数ペア:

[(1, 135852800), (2, 67926400), (4, 33963200), (5, 27170560), (8, 16981600), (10, 13585280), (16, 8490800), (20, 6792640), (25, 5434112), (32, 4245400), (40, 3396320), (50, 2717056), (64, 2122700), (80, 1698160), (100, 1358528), (128, 1061350), (160, 849080), (200, 679264), (256, 530675), (320, 424540), (400, 339632), (640, 212270), (800, 169816), (1280, 106135), (1600, 84908), (3200, 42454), (6400, 21227)]