20172376075

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{647069}}^1$

素因数の和:647151

約数の個数: 24

約数和(自身を含む): 26478104400

約数和(自身を除く): 6305728325

約数列:

[1, 5, 25, 29, 43, 145, 215, 725, 1075, 1247, 6235, 31175, 647069, 3235345, 16176725, 18765001, 27823967, 93825005, 139119835, 469125025, 695599175, 806895043, 4034475215, 20172376075]

約数ペア:

[(1, 20172376075), (5, 4034475215), (25, 806895043), (29, 695599175), (43, 469125025), (145, 139119835), (215, 93825005), (725, 27823967), (1075, 18765001), (1247, 16176725), (6235, 3235345), (31175, 647069)]