81526808

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{3691}}^1$

素因数の和:3959

約数の個数: 32

約数和(自身を含む): 167469120

約数和(自身を除く): 85942312

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 251, 502, 1004, 2008, 2761, 3691, 5522, 7382, 11044, 14764, 22088, 29528, 40601, 81202, 162404, 324808, 926441, 1852882, 3705764, 7411528, 10190851, 20381702, 40763404, 81526808]

約数ペア:

[(1, 81526808), (2, 40763404), (4, 20381702), (8, 10190851), (11, 7411528), (22, 3705764), (44, 1852882), (88, 926441), (251, 324808), (502, 162404), (1004, 81202), (2008, 40601), (2761, 29528), (3691, 22088), (5522, 14764), (7382, 11044)]