80257975

素因数分解:

$5^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{5153}}^1$

素因数の和:5259

約数の個数: 24

約数和(自身を含む): 115037280

約数和(自身を除く): 34779305

約数列:

[1, 5, 7, 25, 35, 89, 175, 445, 623, 2225, 3115, 5153, 15575, 25765, 36071, 128825, 180355, 458617, 901775, 2293085, 3210319, 11465425, 16051595, 80257975]

約数ペア:

[(1, 80257975), (5, 16051595), (7, 11465425), (25, 3210319), (35, 2293085), (89, 901775), (175, 458617), (445, 180355), (623, 128825), (2225, 36071), (3115, 25765), (5153, 15575)]