1251015985

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{1021}}^1$

素因数の和:1249

約数の個数: 32

約数和(自身を含む): 1586471040

約数和(自身を除く): 335455055

約数列:

[1, 5, 41, 43, 139, 205, 215, 695, 1021, 1763, 5105, 5699, 5977, 8815, 28495, 29885, 41861, 43903, 141919, 209305, 219515, 245057, 709595, 1225285, 1800023, 5818679, 6102517, 9000115, 29093395, 30512585, 250203197, 1251015985]

約数ペア:

[(1, 1251015985), (5, 250203197), (41, 30512585), (43, 29093395), (139, 9000115), (205, 6102517), (215, 5818679), (695, 1800023), (1021, 1225285), (1763, 709595), (5105, 245057), (5699, 219515), (5977, 209305), (8815, 141919), (28495, 43903), (29885, 41861)]