505181872

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{7207}}^1$

素因数の和:7565

約数の個数: 40

約数和(自身を含む): 1057355936

約数和(自身を除く): 552174064

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 337, 674, 1348, 2696, 4381, 5392, 7207, 8762, 14414, 17524, 28828, 35048, 57656, 70096, 93691, 115312, 187382, 374764, 749528, 1499056, 2428759, 4857518, 9715036, 19430072, 31573867, 38860144, 63147734, 126295468, 252590936, 505181872]

約数ペア:

[(1, 505181872), (2, 252590936), (4, 126295468), (8, 63147734), (13, 38860144), (16, 31573867), (26, 19430072), (52, 9715036), (104, 4857518), (208, 2428759), (337, 1499056), (674, 749528), (1348, 374764), (2696, 187382), (4381, 115312), (5392, 93691), (7207, 70096), (8762, 57656), (14414, 35048), (17524, 28828)]