205309775

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{67}}^1\times {\mathrm{1013}}^1$

素因数の和:1112

約数の個数: 36

約数和(自身を含む): 284289096

約数和(自身を除く): 78979321

約数列:

[1, 5, 11, 25, 55, 67, 121, 275, 335, 605, 737, 1013, 1675, 3025, 3685, 5065, 8107, 11143, 18425, 25325, 40535, 55715, 67871, 122573, 202675, 278575, 339355, 612865, 746581, 1696775, 3064325, 3732905, 8212391, 18664525, 41061955, 205309775]

約数ペア:

[(1, 205309775), (5, 41061955), (11, 18664525), (25, 8212391), (55, 3732905), (67, 3064325), (121, 1696775), (275, 746581), (335, 612865), (605, 339355), (737, 278575), (1013, 202675), (1675, 122573), (3025, 67871), (3685, 55715), (5065, 40535), (8107, 25325), (11143, 18425)]