212456000

素因数分解:

$2^6\times 5^3\times {\mathrm{26557}}^1$

素因数の和:26584

約数の個数: 56

約数和(自身を含む): 526167096

約数和(自身を除く): 313711096

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 160, 200, 250, 320, 400, 500, 800, 1000, 1600, 2000, 4000, 8000, 26557, 53114, 106228, 132785, 212456, 265570, 424912, 531140, 663925, 849824, 1062280, 1327850, 1699648, 2124560, 2655700, 3319625, 4249120, 5311400, 6639250, 8498240, 10622800, 13278500, 21245600, 26557000, 42491200, 53114000, 106228000, 212456000]

約数ペア:

[(1, 212456000), (2, 106228000), (4, 53114000), (5, 42491200), (8, 26557000), (10, 21245600), (16, 13278500), (20, 10622800), (25, 8498240), (32, 6639250), (40, 5311400), (50, 4249120), (64, 3319625), (80, 2655700), (100, 2124560), (125, 1699648), (160, 1327850), (200, 1062280), (250, 849824), (320, 663925), (400, 531140), (500, 424912), (800, 265570), (1000, 212456), (1600, 132785), (2000, 106228), (4000, 53114), (8000, 26557)]