290038645

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:254

約数の個数: 48

約数和(自身を含む): 394225920

約数和(自身を除く): 104187275

約数列:

[1, 5, 13, 47, 65, 67, 109, 169, 235, 335, 545, 611, 845, 871, 1417, 3055, 3149, 4355, 5123, 7085, 7303, 7943, 11323, 15745, 18421, 25615, 36515, 39715, 40937, 56615, 66599, 92105, 94939, 204685, 332995, 343241, 474695, 532181, 865787, 1234207, 1716205, 2660905, 4328935, 4462133, 6171035, 22310665, 58007729, 290038645]

約数ペア:

[(1, 290038645), (5, 58007729), (13, 22310665), (47, 6171035), (65, 4462133), (67, 4328935), (109, 2660905), (169, 1716205), (235, 1234207), (335, 865787), (545, 532181), (611, 474695), (845, 343241), (871, 332995), (1417, 204685), (3055, 94939), (3149, 92105), (4355, 66599), (5123, 56615), (7085, 40937), (7303, 39715), (7943, 36515), (11323, 25615), (15745, 18421)]