81657696

素因数分解:

$2^5\times 3^1\times {\mathrm{239}}^1\times {\mathrm{3559}}^1$

素因数の和:3811

約数の個数: 48

約数和(自身を含む): 215308800

約数和(自身を除く): 133651104

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 239, 478, 717, 956, 1434, 1912, 2868, 3559, 3824, 5736, 7118, 7648, 10677, 11472, 14236, 21354, 22944, 28472, 42708, 56944, 85416, 113888, 170832, 341664, 850601, 1701202, 2551803, 3402404, 5103606, 6804808, 10207212, 13609616, 20414424, 27219232, 40828848, 81657696]

約数ペア:

[(1, 81657696), (2, 40828848), (3, 27219232), (4, 20414424), (6, 13609616), (8, 10207212), (12, 6804808), (16, 5103606), (24, 3402404), (32, 2551803), (48, 1701202), (96, 850601), (239, 341664), (478, 170832), (717, 113888), (956, 85416), (1434, 56944), (1912, 42708), (2868, 28472), (3559, 22944), (3824, 21354), (5736, 14236), (7118, 11472), (7648, 10677)]