80853185

素因数分解:

$5^1\times 7^2\times {\mathrm{523}}^1\times {\mathrm{631}}^1$

素因数の和:1173

約数の個数: 24

約数和(自身を含む): 113259456

約数和(自身を除く): 32406271

約数列:

[1, 5, 7, 35, 49, 245, 523, 631, 2615, 3155, 3661, 4417, 18305, 22085, 25627, 30919, 128135, 154595, 330013, 1650065, 2310091, 11550455, 16170637, 80853185]

約数ペア:

[(1, 80853185), (5, 16170637), (7, 11550455), (35, 2310091), (49, 1650065), (245, 330013), (523, 154595), (631, 128135), (2615, 30919), (3155, 25627), (3661, 22085), (4417, 18305)]