81584525

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{1231}}^1$

素因数の和:1493

約数の個数: 24

約数和(自身を含む): 110909568

約数和(自身を除く): 29325043

約数列:

[1, 5, 11, 25, 55, 241, 275, 1205, 1231, 2651, 6025, 6155, 13255, 13541, 30775, 66275, 67705, 296671, 338525, 1483355, 3263381, 7416775, 16316905, 81584525]

約数ペア:

[(1, 81584525), (5, 16316905), (11, 7416775), (25, 3263381), (55, 1483355), (241, 338525), (275, 296671), (1205, 67705), (1231, 66275), (2651, 30775), (6025, 13541), (6155, 13255)]