76581680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{136753}}^1$

素因数の和:136773

約数の個数: 40

約数和(自身を含む): 203489952

約数和(自身を除く): 126908272

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 136753, 273506, 547012, 683765, 957271, 1094024, 1367530, 1914542, 2188048, 2735060, 3829084, 4786355, 5470120, 7658168, 9572710, 10940240, 15316336, 19145420, 38290840, 76581680]

約数ペア:

[(1, 76581680), (2, 38290840), (4, 19145420), (5, 15316336), (7, 10940240), (8, 9572710), (10, 7658168), (14, 5470120), (16, 4786355), (20, 3829084), (28, 2735060), (35, 2188048), (40, 1914542), (56, 1367530), (70, 1094024), (80, 957271), (112, 683765), (140, 547012), (280, 273506), (560, 136753)]