157219208

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{311}}^1\times {\mathrm{2179}}^1$

素因数の和:2525

約数の個数: 32

約数和(自身を含む): 306072000

約数和(自身を除く): 148852792

約数列:

[1, 2, 4, 8, 29, 58, 116, 232, 311, 622, 1244, 2179, 2488, 4358, 8716, 9019, 17432, 18038, 36076, 63191, 72152, 126382, 252764, 505528, 677669, 1355338, 2710676, 5421352, 19652401, 39304802, 78609604, 157219208]

約数ペア:

[(1, 157219208), (2, 78609604), (4, 39304802), (8, 19652401), (29, 5421352), (58, 2710676), (116, 1355338), (232, 677669), (311, 505528), (622, 252764), (1244, 126382), (2179, 72152), (2488, 63191), (4358, 36076), (8716, 18038), (9019, 17432)]