30220475

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{337}}^1$

素因数の和:575

約数の個数: 24

約数和(自身を含む): 39984048

約数和(自身を除く): 9763573

約数列:

[1, 5, 17, 25, 85, 211, 337, 425, 1055, 1685, 3587, 5275, 5729, 8425, 17935, 28645, 71107, 89675, 143225, 355535, 1208819, 1777675, 6044095, 30220475]

約数ペア:

[(1, 30220475), (5, 6044095), (17, 1777675), (25, 1208819), (85, 355535), (211, 143225), (337, 89675), (425, 71107), (1055, 28645), (1685, 17935), (3587, 8425), (5275, 5729)]