128210885

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{2593}}^1$

素因数の和:2669

約数の個数: 32

約数和(自身を含む): 179297280

約数和(自身を除く): 51086395

約数列:

[1, 5, 11, 29, 31, 55, 145, 155, 319, 341, 899, 1595, 1705, 2593, 4495, 9889, 12965, 28523, 49445, 75197, 80383, 142615, 375985, 401915, 827167, 884213, 2331107, 4135835, 4421065, 11655535, 25642177, 128210885]

約数ペア:

[(1, 128210885), (5, 25642177), (11, 11655535), (29, 4421065), (31, 4135835), (55, 2331107), (145, 884213), (155, 827167), (319, 401915), (341, 375985), (899, 142615), (1595, 80383), (1705, 75197), (2593, 49445), (4495, 28523), (9889, 12965)]