25657740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{142543}}^1$

素因数の和:142558

約数の個数: 36

約数和(自身を含む): 77829024

約数和(自身を除く): 52171284

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 142543, 285086, 427629, 570172, 712715, 855258, 1282887, 1425430, 1710516, 2138145, 2565774, 2850860, 4276290, 5131548, 6414435, 8552580, 12828870, 25657740]

約数ペア:

[(1, 25657740), (2, 12828870), (3, 8552580), (4, 6414435), (5, 5131548), (6, 4276290), (9, 2850860), (10, 2565774), (12, 2138145), (15, 1710516), (18, 1425430), (20, 1282887), (30, 855258), (36, 712715), (45, 570172), (60, 427629), (90, 285086), (180, 142543)]