378021775

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{613}}^1\times {\mathrm{1451}}^1$

素因数の和:2091

約数の個数: 24

約数和(自身を含む): 497472624

約数和(自身を除く): 119450849

約数列:

[1, 5, 17, 25, 85, 425, 613, 1451, 3065, 7255, 10421, 15325, 24667, 36275, 52105, 123335, 260525, 616675, 889463, 4447315, 15120871, 22236575, 75604355, 378021775]

約数ペア:

[(1, 378021775), (5, 75604355), (17, 22236575), (25, 15120871), (85, 4447315), (425, 889463), (613, 616675), (1451, 260525), (3065, 123335), (7255, 52105), (10421, 36275), (15325, 24667)]