81677552

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{1193}}^1$

素因数の和:1601

約数の個数: 40

約数和(自身を含む): 173225520

約数和(自身を除く): 91547968

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 389, 778, 1193, 1556, 2386, 3112, 4279, 4772, 6224, 8558, 9544, 13123, 17116, 19088, 26246, 34232, 52492, 68464, 104984, 209968, 464077, 928154, 1856308, 3712616, 5104847, 7425232, 10209694, 20419388, 40838776, 81677552]

約数ペア:

[(1, 81677552), (2, 40838776), (4, 20419388), (8, 10209694), (11, 7425232), (16, 5104847), (22, 3712616), (44, 1856308), (88, 928154), (176, 464077), (389, 209968), (778, 104984), (1193, 68464), (1556, 52492), (2386, 34232), (3112, 26246), (4279, 19088), (4772, 17116), (6224, 13123), (8558, 9544)]