80178119

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{4337}}^1$

素因数の和:4502

約数の個数: 16

約数和(自身を含む): 97171200

約数和(自身を除く): 16993081

約数列:

[1, 7, 19, 133, 139, 973, 2641, 4337, 18487, 30359, 82403, 576821, 602843, 4219901, 11454017, 80178119]

約数ペア:

[(1, 80178119), (7, 11454017), (19, 4219901), (133, 602843), (139, 576821), (973, 82403), (2641, 30359), (4337, 18487)]