277550950

素因数分解:

$2^1\times 5^2\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{643}}^1$

素因数の和:841

約数の個数: 48

約数和(自身を含む): 528247440

約数和(自身を除く): 250696490

約数列:

[1, 2, 5, 10, 25, 50, 89, 97, 178, 194, 445, 485, 643, 890, 970, 1286, 2225, 2425, 3215, 4450, 4850, 6430, 8633, 16075, 17266, 32150, 43165, 57227, 62371, 86330, 114454, 124742, 215825, 286135, 311855, 431650, 572270, 623710, 1430675, 1559275, 2861350, 3118550, 5551019, 11102038, 27755095, 55510190, 138775475, 277550950]

約数ペア:

[(1, 277550950), (2, 138775475), (5, 55510190), (10, 27755095), (25, 11102038), (50, 5551019), (89, 3118550), (97, 2861350), (178, 1559275), (194, 1430675), (445, 623710), (485, 572270), (643, 431650), (890, 311855), (970, 286135), (1286, 215825), (2225, 124742), (2425, 114454), (3215, 86330), (4450, 62371), (4850, 57227), (6430, 43165), (8633, 32150), (16075, 17266)]