83648000

素因数分解:

$2^9\times 5^3\times {\mathrm{1307}}^1$

素因数の和:1340

約数の個数: 80

約数和(自身を含む): 208741104

約数和(自身を除く): 125093104

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, 800, 1000, 1280, 1307, 1600, 2000, 2560, 2614, 3200, 4000, 5228, 6400, 6535, 8000, 10456, 12800, 13070, 16000, 20912, 26140, 32000, 32675, 41824, 52280, 64000, 65350, 83648, 104560, 130700, 163375, 167296, 209120, 261400, 326750, 334592, 418240, 522800, 653500, 669184, 836480, 1045600, 1307000, 1672960, 2091200, 2614000, 3345920, 4182400, 5228000, 8364800, 10456000, 16729600, 20912000, 41824000, 83648000]

約数ペア:

[(1, 83648000), (2, 41824000), (4, 20912000), (5, 16729600), (8, 10456000), (10, 8364800), (16, 5228000), (20, 4182400), (25, 3345920), (32, 2614000), (40, 2091200), (50, 1672960), (64, 1307000), (80, 1045600), (100, 836480), (125, 669184), (128, 653500), (160, 522800), (200, 418240), (250, 334592), (256, 326750), (320, 261400), (400, 209120), (500, 167296), (512, 163375), (640, 130700), (800, 104560), (1000, 83648), (1280, 65350), (1307, 64000), (1600, 52280), (2000, 41824), (2560, 32675), (2614, 32000), (3200, 26140), (4000, 20912), (5228, 16000), (6400, 13070), (6535, 12800), (8000, 10456)]