99310990

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{179}}^1\times {\mathrm{509}}^1$

素因数の和:804

約数の個数: 32

約数和(自身を含む): 181764000

約数和(自身を除く): 82453010

約数列:

[1, 2, 5, 10, 109, 179, 218, 358, 509, 545, 895, 1018, 1090, 1790, 2545, 5090, 19511, 39022, 55481, 91111, 97555, 110962, 182222, 195110, 277405, 455555, 554810, 911110, 9931099, 19862198, 49655495, 99310990]

約数ペア:

[(1, 99310990), (2, 49655495), (5, 19862198), (10, 9931099), (109, 911110), (179, 554810), (218, 455555), (358, 277405), (509, 195110), (545, 182222), (895, 110962), (1018, 97555), (1090, 91111), (1790, 55481), (2545, 39022), (5090, 19511)]