87761180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{337543}}^1$

素因数の和:337565

約数の個数: 24

約数和(自身を含む): 198475872

約数和(自身を除く): 110714692

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 337543, 675086, 1350172, 1687715, 3375430, 4388059, 6750860, 8776118, 17552236, 21940295, 43880590, 87761180]

約数ペア:

[(1, 87761180), (2, 43880590), (4, 21940295), (5, 17552236), (10, 8776118), (13, 6750860), (20, 4388059), (26, 3375430), (52, 1687715), (65, 1350172), (130, 675086), (260, 337543)]