2920779275

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1\times {\mathrm{643}}^1$

素因数の和:876

約数の個数: 48

約数和(自身を含む): 3900167040

約数和(自身を除く): 979387765

約数列:

[1, 5, 19, 25, 73, 95, 131, 365, 475, 643, 655, 1387, 1825, 2489, 3215, 3275, 6935, 9563, 12217, 12445, 16075, 34675, 46939, 47815, 61085, 62225, 84233, 181697, 234695, 239075, 305425, 421165, 891841, 908485, 1173475, 1600427, 2105825, 4459205, 4542425, 6149009, 8002135, 22296025, 30745045, 40010675, 116831171, 153725225, 584155855, 2920779275]

約数ペア:

[(1, 2920779275), (5, 584155855), (19, 153725225), (25, 116831171), (73, 40010675), (95, 30745045), (131, 22296025), (365, 8002135), (475, 6149009), (643, 4542425), (655, 4459205), (1387, 2105825), (1825, 1600427), (2489, 1173475), (3215, 908485), (3275, 891841), (6935, 421165), (9563, 305425), (12217, 239075), (12445, 234695), (16075, 181697), (34675, 84233), (46939, 62225), (47815, 61085)]