80743078

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{72221}}^1$

素因数の和:72279

約数の個数: 16

約数和(自身を含む): 133466256

約数和(自身を除く): 52723178

約数列:

[1, 2, 13, 26, 43, 86, 559, 1118, 72221, 144442, 938873, 1877746, 3105503, 6211006, 40371539, 80743078]

約数ペア:

[(1, 80743078), (2, 40371539), (13, 6211006), (26, 3105503), (43, 1877746), (86, 938873), (559, 144442), (1118, 72221)]