81173752

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{373}}^1\times {\mathrm{2473}}^1$

素因数の和:2863

約数の個数: 32

約数和(自身を含む): 166549680

約数和(自身を除く): 85375928

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 373, 746, 1492, 2473, 2984, 4103, 4946, 8206, 9892, 16412, 19784, 27203, 32824, 54406, 108812, 217624, 922429, 1844858, 3689716, 7379432, 10146719, 20293438, 40586876, 81173752]

約数ペア:

[(1, 81173752), (2, 40586876), (4, 20293438), (8, 10146719), (11, 7379432), (22, 3689716), (44, 1844858), (88, 922429), (373, 217624), (746, 108812), (1492, 54406), (2473, 32824), (2984, 27203), (4103, 19784), (4946, 16412), (8206, 9892)]