5728025

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1$

素因数の和:449

約数の個数: 24

約数和(自身を含む): 7737600

約数和(自身を除く): 2009575

約数列:

[1, 5, 19, 25, 31, 95, 155, 389, 475, 589, 775, 1945, 2945, 7391, 9725, 12059, 14725, 36955, 60295, 184775, 229121, 301475, 1145605, 5728025]

約数ペア:

[(1, 5728025), (5, 1145605), (19, 301475), (25, 229121), (31, 184775), (95, 60295), (155, 36955), (389, 14725), (475, 12059), (589, 9725), (775, 7391), (1945, 2945)]