57456320

素因数分解:

$2^6\times 5^1\times {\mathrm{409}}^1\times {\mathrm{439}}^1$

素因数の和:865

約数の個数: 56

約数和(自身を含む): 137464800

約数和(自身を除く): 80008480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 409, 439, 818, 878, 1636, 1756, 2045, 2195, 3272, 3512, 4090, 4390, 6544, 7024, 8180, 8780, 13088, 14048, 16360, 17560, 26176, 28096, 32720, 35120, 65440, 70240, 130880, 140480, 179551, 359102, 718204, 897755, 1436408, 1795510, 2872816, 3591020, 5745632, 7182040, 11491264, 14364080, 28728160, 57456320]

約数ペア:

[(1, 57456320), (2, 28728160), (4, 14364080), (5, 11491264), (8, 7182040), (10, 5745632), (16, 3591020), (20, 2872816), (32, 1795510), (40, 1436408), (64, 897755), (80, 718204), (160, 359102), (320, 179551), (409, 140480), (439, 130880), (818, 70240), (878, 65440), (1636, 35120), (1756, 32720), (2045, 28096), (2195, 26176), (3272, 17560), (3512, 16360), (4090, 14048), (4390, 13088), (6544, 8780), (7024, 8180)]