245840105

素因数分解:

$5^1\times 7^3\times {\mathrm{29}}^1\times {\mathrm{4943}}^1$

素因数の和:4998

約数の個数: 32

約数和(自身を含む): 355968000

約数和(自身を除く): 110127895

約数列:

[1, 5, 7, 29, 35, 49, 145, 203, 245, 343, 1015, 1421, 1715, 4943, 7105, 9947, 24715, 34601, 49735, 143347, 173005, 242207, 716735, 1003429, 1211035, 1695449, 5017145, 7024003, 8477245, 35120015, 49168021, 245840105]

約数ペア:

[(1, 245840105), (5, 49168021), (7, 35120015), (29, 8477245), (35, 7024003), (49, 5017145), (145, 1695449), (203, 1211035), (245, 1003429), (343, 716735), (1015, 242207), (1421, 173005), (1715, 143347), (4943, 49735), (7105, 34601), (9947, 24715)]