204965185

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{23173}}^1$

素因数の和:23268

約数の個数: 16

約数和(自身を含む): 258621840

約数和(自身を除く): 53656655

約数列:

[1, 5, 29, 61, 145, 305, 1769, 8845, 23173, 115865, 672017, 1413553, 3360085, 7067765, 40993037, 204965185]

約数ペア:

[(1, 204965185), (5, 40993037), (29, 7067765), (61, 3360085), (145, 1413553), (305, 672017), (1769, 115865), (8845, 23173)]