200988775

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{521}}^1\times {\mathrm{1187}}^1$

素因数の和:1731

約数の個数: 24

約数和(自身を含む): 269139024

約数和(自身を除く): 68150249

約数列:

[1, 5, 13, 25, 65, 325, 521, 1187, 2605, 5935, 6773, 13025, 15431, 29675, 33865, 77155, 169325, 385775, 618427, 3092135, 8039551, 15460675, 40197755, 200988775]

約数ペア:

[(1, 200988775), (5, 40197755), (13, 15460675), (25, 8039551), (65, 3092135), (325, 618427), (521, 385775), (1187, 169325), (2605, 77155), (5935, 33865), (6773, 29675), (13025, 15431)]