145457290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{57493}}^1$

素因数の和:57534

約数の個数: 32

約数和(自身を含む): 298048896

約数和(自身を除く): 152591606

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 57493, 114986, 287465, 574930, 632423, 1264846, 1322339, 2644678, 3162115, 6324230, 6611695, 13223390, 14545729, 29091458, 72728645, 145457290]

約数ペア:

[(1, 145457290), (2, 72728645), (5, 29091458), (10, 14545729), (11, 13223390), (22, 6611695), (23, 6324230), (46, 3162115), (55, 2644678), (110, 1322339), (115, 1264846), (230, 632423), (253, 574930), (506, 287465), (1265, 114986), (2530, 57493)]