80215382

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{457}}^1$

素因数の和:672

約数の個数: 32

約数和(自身を含む): 133728672

約数和(自身を除く): 53513290

約数列:

[1, 2, 13, 26, 43, 86, 157, 314, 457, 559, 914, 1118, 2041, 4082, 5941, 6751, 11882, 13502, 19651, 39302, 71749, 87763, 143498, 175526, 255463, 510926, 932737, 1865474, 3085207, 6170414, 40107691, 80215382]

約数ペア:

[(1, 80215382), (2, 40107691), (13, 6170414), (26, 3085207), (43, 1865474), (86, 932737), (157, 510926), (314, 255463), (457, 175526), (559, 143498), (914, 87763), (1118, 71749), (2041, 39302), (4082, 19651), (5941, 13502), (6751, 11882)]