128575810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{106261}}^1$

素因数の和:106290

約数の個数: 24

約数和(自身を含む): 254391228

約数和(自身を除く): 125815418

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 106261, 212522, 531305, 1062610, 1168871, 2337742, 5844355, 11688710, 12857581, 25715162, 64287905, 128575810]

約数ペア:

[(1, 128575810), (2, 64287905), (5, 25715162), (10, 12857581), (11, 11688710), (22, 5844355), (55, 2337742), (110, 1168871), (121, 1062610), (242, 531305), (605, 212522), (1210, 106261)]