81863144

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{5197}}^1$

素因数の和:5393

約数の個数: 32

約数和(自身を含む): 168415200

約数和(自身を除く): 86552056

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 179, 358, 716, 1432, 1969, 3938, 5197, 7876, 10394, 15752, 20788, 41576, 57167, 114334, 228668, 457336, 930263, 1860526, 3721052, 7442104, 10232893, 20465786, 40931572, 81863144]

約数ペア:

[(1, 81863144), (2, 40931572), (4, 20465786), (8, 10232893), (11, 7442104), (22, 3721052), (44, 1860526), (88, 930263), (179, 457336), (358, 228668), (716, 114334), (1432, 57167), (1969, 41576), (3938, 20788), (5197, 15752), (7876, 10394)]