205128085

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{69653}}^1$

素因数の和:69708

約数の個数: 16

約数和(自身を含む): 267471360

約数和(自身を除く): 62343275

約数列:

[1, 5, 19, 31, 95, 155, 589, 2945, 69653, 348265, 1323407, 2159243, 6617035, 10796215, 41025617, 205128085]

約数ペア:

[(1, 205128085), (5, 41025617), (19, 10796215), (31, 6617035), (95, 2159243), (155, 1323407), (589, 348265), (2945, 69653)]