77319945

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{179}}^1\times {\mathrm{331}}^1$

素因数の和:550

約数の個数: 48

約数和(自身を含む): 139838400

約数和(自身を除く): 62518455

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 179, 261, 331, 435, 537, 895, 993, 1305, 1611, 1655, 2685, 2979, 4965, 5191, 8055, 9599, 14895, 15573, 25955, 28797, 46719, 47995, 59249, 77865, 86391, 143985, 177747, 233595, 296245, 431955, 533241, 888735, 1718221, 2666205, 5154663, 8591105, 15463989, 25773315, 77319945]

約数ペア:

[(1, 77319945), (3, 25773315), (5, 15463989), (9, 8591105), (15, 5154663), (29, 2666205), (45, 1718221), (87, 888735), (145, 533241), (179, 431955), (261, 296245), (331, 233595), (435, 177747), (537, 143985), (895, 86391), (993, 77865), (1305, 59249), (1611, 47995), (1655, 46719), (2685, 28797), (2979, 25955), (4965, 15573), (5191, 14895), (8055, 9599)]