8742775

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1$

素因数の和:459

約数の個数: 24

約数和(自身を含む): 11606400

約数和(自身を除く): 2863625

約数列:

[1, 5, 25, 29, 31, 145, 155, 389, 725, 775, 899, 1945, 4495, 9725, 11281, 12059, 22475, 56405, 60295, 282025, 301475, 349711, 1748555, 8742775]

約数ペア:

[(1, 8742775), (5, 1748555), (25, 349711), (29, 301475), (31, 282025), (145, 60295), (155, 56405), (389, 22475), (725, 12059), (775, 11281), (899, 9725), (1945, 4495)]