155431570

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{14143}}^1$

素因数の和:14314

約数の個数: 32

約数和(自身を含む): 321804288

約数和(自身を除く): 166372718

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 157, 314, 785, 1099, 1570, 2198, 5495, 10990, 14143, 28286, 70715, 99001, 141430, 198002, 495005, 990010, 2220451, 4440902, 11102255, 15543157, 22204510, 31086314, 77715785, 155431570]

約数ペア:

[(1, 155431570), (2, 77715785), (5, 31086314), (7, 22204510), (10, 15543157), (14, 11102255), (35, 4440902), (70, 2220451), (157, 990010), (314, 495005), (785, 198002), (1099, 141430), (1570, 99001), (2198, 70715), (5495, 28286), (10990, 14143)]