2078384475

素因数分解:

$3^1\times 5^2\times {\mathrm{163}}^1\times {\mathrm{197}}^1\times {\mathrm{863}}^1$

素因数の和:1236

約数の個数: 48

約数和(自身を含む): 3478920192

約数和(自身を除く): 1400535717

約数列:

[1, 3, 5, 15, 25, 75, 163, 197, 489, 591, 815, 863, 985, 2445, 2589, 2955, 4075, 4315, 4925, 12225, 12945, 14775, 21575, 32111, 64725, 96333, 140669, 160555, 170011, 422007, 481665, 510033, 703345, 802775, 850055, 2110035, 2408325, 2550165, 3516725, 4250275, 10550175, 12750825, 27711793, 83135379, 138558965, 415676895, 692794825, 2078384475]

約数ペア:

[(1, 2078384475), (3, 692794825), (5, 415676895), (15, 138558965), (25, 83135379), (75, 27711793), (163, 12750825), (197, 10550175), (489, 4250275), (591, 3516725), (815, 2550165), (863, 2408325), (985, 2110035), (2445, 850055), (2589, 802775), (2955, 703345), (4075, 510033), (4315, 481665), (4925, 422007), (12225, 170011), (12945, 160555), (14775, 140669), (21575, 96333), (32111, 64725)]