208178845

素因数分解:

$5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{1381}}^1$

素因数の和:1525

約数の個数: 32

約数和(自身を含む): 294531840

約数和(自身を除く): 86352995

約数列:

[1, 5, 7, 35, 59, 73, 295, 365, 413, 511, 1381, 2065, 2555, 4307, 6905, 9667, 21535, 30149, 48335, 81479, 100813, 150745, 407395, 504065, 570353, 705691, 2851765, 3528455, 5947967, 29739835, 41635769, 208178845]

約数ペア:

[(1, 208178845), (5, 41635769), (7, 29739835), (35, 5947967), (59, 3528455), (73, 2851765), (295, 705691), (365, 570353), (413, 504065), (511, 407395), (1381, 150745), (2065, 100813), (2555, 81479), (4307, 48335), (6905, 30149), (9667, 21535)]