138537490180

素因数分解:

$2^2\times 5^1\times {\mathrm{27529}}^1\times {\mathrm{251621}}^1$

素因数の和:279159

約数の個数: 24

約数和(自身を含む): 290940453720

約数和(自身を除く): 152402963540

約数列:

[1, 2, 4, 5, 10, 20, 27529, 55058, 110116, 137645, 251621, 275290, 503242, 550580, 1006484, 1258105, 2516210, 5032420, 6926874509, 13853749018, 27707498036, 34634372545, 69268745090, 138537490180]

約数ペア:

[(1, 138537490180), (2, 69268745090), (4, 34634372545), (5, 27707498036), (10, 13853749018), (20, 6926874509), (27529, 5032420), (55058, 2516210), (110116, 1258105), (137645, 1006484), (251621, 550580), (275290, 503242)]