2543517985

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{5381}}^1$

素因数の和:5553

約数の個数: 32

約数和(自身を含む): 3320134272

約数和(自身を除く): 776616287

約数列:

[1, 5, 17, 67, 83, 85, 335, 415, 1139, 1411, 5381, 5561, 5695, 7055, 26905, 27805, 91477, 94537, 360527, 446623, 457385, 472685, 1802635, 2233115, 6128959, 7592591, 29923741, 30644795, 37962955, 149618705, 508703597, 2543517985]

約数ペア:

[(1, 2543517985), (5, 508703597), (17, 149618705), (67, 37962955), (83, 30644795), (85, 29923741), (335, 7592591), (415, 6128959), (1139, 2233115), (1411, 1802635), (5381, 472685), (5561, 457385), (5695, 446623), (7055, 360527), (26905, 94537), (27805, 91477)]