2783157025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1\times {\mathrm{661}}^1$

素因数の和:994

約数の個数: 48

約数和(自身を含む): 3847628736

約数和(自身を除く): 1064471711

約数列:

[1, 5, 11, 25, 55, 61, 251, 275, 305, 661, 671, 1255, 1525, 2761, 3305, 3355, 6275, 7271, 13805, 15311, 16525, 16775, 36355, 40321, 69025, 76555, 165911, 168421, 181775, 201605, 382775, 443531, 829555, 842105, 1008025, 1825021, 2217655, 4147775, 4210525, 9125105, 10120571, 11088275, 45625525, 50602855, 111326281, 253014275, 556631405, 2783157025]

約数ペア:

[(1, 2783157025), (5, 556631405), (11, 253014275), (25, 111326281), (55, 50602855), (61, 45625525), (251, 11088275), (275, 10120571), (305, 9125105), (661, 4210525), (671, 4147775), (1255, 2217655), (1525, 1825021), (2761, 1008025), (3305, 842105), (3355, 829555), (6275, 443531), (7271, 382775), (13805, 201605), (15311, 181775), (16525, 168421), (16775, 165911), (36355, 76555), (40321, 69025)]