205048910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{81047}}^1$

素因数の和:81088

約数の個数: 32

約数和(自身を含む): 420152832

約数和(自身を除く): 215103922

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 81047, 162094, 405235, 810470, 891517, 1783034, 1864081, 3728162, 4457585, 8915170, 9320405, 18640810, 20504891, 41009782, 102524455, 205048910]

約数ペア:

[(1, 205048910), (2, 102524455), (5, 41009782), (10, 20504891), (11, 18640810), (22, 9320405), (23, 8915170), (46, 4457585), (55, 3728162), (110, 1864081), (115, 1783034), (230, 891517), (253, 810470), (506, 405235), (1265, 162094), (2530, 81047)]