87328000

素因数分解:

$2^8\times 5^3\times {\mathrm{2729}}^1$

素因数の和:2760

約数の個数: 72

約数和(自身を含む): 217624680

約数和(自身を除く): 130296680

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, 640, 800, 1000, 1280, 1600, 2000, 2729, 3200, 4000, 5458, 6400, 8000, 10916, 13645, 16000, 21832, 27290, 32000, 43664, 54580, 68225, 87328, 109160, 136450, 174656, 218320, 272900, 341125, 349312, 436640, 545800, 682250, 698624, 873280, 1091600, 1364500, 1746560, 2183200, 2729000, 3493120, 4366400, 5458000, 8732800, 10916000, 17465600, 21832000, 43664000, 87328000]

約数ペア:

[(1, 87328000), (2, 43664000), (4, 21832000), (5, 17465600), (8, 10916000), (10, 8732800), (16, 5458000), (20, 4366400), (25, 3493120), (32, 2729000), (40, 2183200), (50, 1746560), (64, 1364500), (80, 1091600), (100, 873280), (125, 698624), (128, 682250), (160, 545800), (200, 436640), (250, 349312), (256, 341125), (320, 272900), (400, 218320), (500, 174656), (640, 136450), (800, 109160), (1000, 87328), (1280, 68225), (1600, 54580), (2000, 43664), (2729, 32000), (3200, 27290), (4000, 21832), (5458, 16000), (6400, 13645), (8000, 10916)]