80866918

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{1171}}^1$

素因数の和:1300

約数の個数: 32

約数和(自身を含む): 137377152

約数和(自身を除く): 56510234

約数列:

[1, 2, 11, 22, 43, 73, 86, 146, 473, 803, 946, 1171, 1606, 2342, 3139, 6278, 12881, 25762, 34529, 50353, 69058, 85483, 100706, 170966, 553883, 940313, 1107766, 1880626, 3675769, 7351538, 40433459, 80866918]

約数ペア:

[(1, 80866918), (2, 40433459), (11, 7351538), (22, 3675769), (43, 1880626), (73, 1107766), (86, 940313), (146, 553883), (473, 170966), (803, 100706), (946, 85483), (1171, 69058), (1606, 50353), (2342, 34529), (3139, 25762), (6278, 12881)]