161611090

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1\times {\mathrm{1303}}^1$

素因数の和:1546

約数の個数: 32

約数和(自身を含む): 296686080

約数和(自身を除く): 135074990

約数列:

[1, 2, 5, 10, 79, 157, 158, 314, 395, 785, 790, 1303, 1570, 2606, 6515, 12403, 13030, 24806, 62015, 102937, 124030, 204571, 205874, 409142, 514685, 1022855, 1029370, 2045710, 16161109, 32322218, 80805545, 161611090]

約数ペア:

[(1, 161611090), (2, 80805545), (5, 32322218), (10, 16161109), (79, 2045710), (157, 1029370), (158, 1022855), (314, 514685), (395, 409142), (785, 205874), (790, 204571), (1303, 124030), (1570, 102937), (2606, 62015), (6515, 24806), (12403, 13030)]