166150175

素因数分解:

$5^2\times {\mathrm{137}}^1\times {\mathrm{139}}^1\times {\mathrm{349}}^1$

素因数の和:635

約数の個数: 24

約数和(自身を含む): 209622000

約数和(自身を除く): 43471825

約数列:

[1, 5, 25, 137, 139, 349, 685, 695, 1745, 3425, 3475, 8725, 19043, 47813, 48511, 95215, 239065, 242555, 476075, 1195325, 1212775, 6646007, 33230035, 166150175]

約数ペア:

[(1, 166150175), (5, 33230035), (25, 6646007), (137, 1212775), (139, 1195325), (349, 476075), (685, 242555), (695, 239065), (1745, 95215), (3425, 48511), (3475, 47813), (8725, 19043)]