81152000

素因数分解:

$2^{11}\times 5^3\times {\mathrm{317}}^1$

素因数の和:354

約数の個数: 96

約数和(自身を含む): 203144760

約数和(自身を除く): 121992760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 200, 250, 256, 317, 320, 400, 500, 512, 634, 640, 800, 1000, 1024, 1268, 1280, 1585, 1600, 2000, 2048, 2536, 2560, 3170, 3200, 4000, 5072, 5120, 6340, 6400, 7925, 8000, 10144, 10240, 12680, 12800, 15850, 16000, 20288, 25360, 25600, 31700, 32000, 39625, 40576, 50720, 51200, 63400, 64000, 79250, 81152, 101440, 126800, 128000, 158500, 162304, 202880, 253600, 256000, 317000, 324608, 405760, 507200, 634000, 649216, 811520, 1014400, 1268000, 1623040, 2028800, 2536000, 3246080, 4057600, 5072000, 8115200, 10144000, 16230400, 20288000, 40576000, 81152000]

約数ペア:

[(1, 81152000), (2, 40576000), (4, 20288000), (5, 16230400), (8, 10144000), (10, 8115200), (16, 5072000), (20, 4057600), (25, 3246080), (32, 2536000), (40, 2028800), (50, 1623040), (64, 1268000), (80, 1014400), (100, 811520), (125, 649216), (128, 634000), (160, 507200), (200, 405760), (250, 324608), (256, 317000), (317, 256000), (320, 253600), (400, 202880), (500, 162304), (512, 158500), (634, 128000), (640, 126800), (800, 101440), (1000, 81152), (1024, 79250), (1268, 64000), (1280, 63400), (1585, 51200), (1600, 50720), (2000, 40576), (2048, 39625), (2536, 32000), (2560, 31700), (3170, 25600), (3200, 25360), (4000, 20288), (5072, 16000), (5120, 15850), (6340, 12800), (6400, 12680), (7925, 10240), (8000, 10144)]