158868025

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{10789}}^1$

素因数の和:10849

約数の個数: 24

約数和(自身を含む): 214073600

約数和(自身を除く): 55205575

約数列:

[1, 5, 19, 25, 31, 95, 155, 475, 589, 775, 2945, 10789, 14725, 53945, 204991, 269725, 334459, 1024955, 1672295, 5124775, 6354721, 8361475, 31773605, 158868025]

約数ペア:

[(1, 158868025), (5, 31773605), (19, 8361475), (25, 6354721), (31, 5124775), (95, 1672295), (155, 1024955), (475, 334459), (589, 269725), (775, 204991), (2945, 53945), (10789, 14725)]