87104000

素因数分解:

$2^9\times 5^3\times {\mathrm{1361}}^1$

素因数の和:1394

約数の個数: 80

約数和(自身を含む): 217358856

約数和(自身を除く): 130254856

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, 1361, 1600, 2000, 2560, 2722, 3200, 4000, 5444, 6400, 6805, 8000, 10888, 12800, 13610, 16000, 21776, 27220, 32000, 34025, 43552, 54440, 64000, 68050, 87104, 108880, 136100, 170125, 174208, 217760, 272200, 340250, 348416, 435520, 544400, 680500, 696832, 871040, 1088800, 1361000, 1742080, 2177600, 2722000, 3484160, 4355200, 5444000, 8710400, 10888000, 17420800, 21776000, 43552000, 87104000]

約数ペア:

[(1, 87104000), (2, 43552000), (4, 21776000), (5, 17420800), (8, 10888000), (10, 8710400), (16, 5444000), (20, 4355200), (25, 3484160), (32, 2722000), (40, 2177600), (50, 1742080), (64, 1361000), (80, 1088800), (100, 871040), (125, 696832), (128, 680500), (160, 544400), (200, 435520), (250, 348416), (256, 340250), (320, 272200), (400, 217760), (500, 174208), (512, 170125), (640, 136100), (800, 108880), (1000, 87104), (1280, 68050), (1361, 64000), (1600, 54440), (2000, 43552), (2560, 34025), (2722, 32000), (3200, 27220), (4000, 21776), (5444, 16000), (6400, 13610), (6805, 12800), (8000, 10888)]