68728448

素因数分解:

$2^7\times {\mathrm{43}}^1\times {\mathrm{12487}}^1$

素因数の和:12544

約数の個数: 32

約数和(自身を含む): 140115360

約数和(自身を除く): 71386912

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 128, 172, 344, 688, 1376, 2752, 5504, 12487, 24974, 49948, 99896, 199792, 399584, 536941, 799168, 1073882, 1598336, 2147764, 4295528, 8591056, 17182112, 34364224, 68728448]

約数ペア:

[(1, 68728448), (2, 34364224), (4, 17182112), (8, 8591056), (16, 4295528), (32, 2147764), (43, 1598336), (64, 1073882), (86, 799168), (128, 536941), (172, 399584), (344, 199792), (688, 99896), (1376, 49948), (2752, 24974), (5504, 12487)]