80742730

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{277}}^1\times {\mathrm{283}}^1$

素因数の和:670

約数の個数: 32

約数和(自身を含む): 147798144

約数和(自身を除く): 67055414

約数列:

[1, 2, 5, 10, 103, 206, 277, 283, 515, 554, 566, 1030, 1385, 1415, 2770, 2830, 28531, 29149, 57062, 58298, 78391, 142655, 145745, 156782, 285310, 291490, 391955, 783910, 8074273, 16148546, 40371365, 80742730]

約数ペア:

[(1, 80742730), (2, 40371365), (5, 16148546), (10, 8074273), (103, 783910), (206, 391955), (277, 291490), (283, 285310), (515, 156782), (554, 145745), (566, 142655), (1030, 78391), (1385, 58298), (1415, 57062), (2770, 29149), (2830, 28531)]