161949670

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{691}}^1\times {\mathrm{1019}}^1$

素因数の和:1740

約数の個数: 32

約数和(自身を含む): 304922880

約数和(自身を除く): 142973210

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 691, 1019, 1382, 2038, 3455, 5095, 6910, 10190, 15893, 23437, 31786, 46874, 79465, 117185, 158930, 234370, 704129, 1408258, 3520645, 7041290, 16194967, 32389934, 80974835, 161949670]

約数ペア:

[(1, 161949670), (2, 80974835), (5, 32389934), (10, 16194967), (23, 7041290), (46, 3520645), (115, 1408258), (230, 704129), (691, 234370), (1019, 158930), (1382, 117185), (2038, 79465), (3455, 46874), (5095, 31786), (6910, 23437), (10190, 15893)]