28455035

素因数分解:

$5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:172

約数の個数: 48

約数和(自身を含む): 42314976

約数和(自身を除く): 13859941

約数列:

[1, 5, 7, 35, 37, 43, 49, 73, 185, 215, 245, 259, 301, 365, 511, 1295, 1505, 1591, 1813, 2107, 2555, 2701, 3139, 3577, 7955, 9065, 10535, 11137, 13505, 15695, 17885, 18907, 21973, 55685, 77959, 94535, 109865, 116143, 132349, 153811, 389795, 580715, 661745, 769055, 813001, 4065005, 5691007, 28455035]

約数ペア:

[(1, 28455035), (5, 5691007), (7, 4065005), (35, 813001), (37, 769055), (43, 661745), (49, 580715), (73, 389795), (185, 153811), (215, 132349), (245, 116143), (259, 109865), (301, 94535), (365, 77959), (511, 55685), (1295, 21973), (1505, 18907), (1591, 17885), (1813, 15695), (2107, 13505), (2555, 11137), (2701, 10535), (3139, 9065), (3577, 7955)]