30494000

素因数分解:

$2^4\times 5^3\times {\mathrm{79}}^1\times {\mathrm{193}}^1$

素因数の和:295

約数の個数: 80

約数和(自身を含む): 75054720

約数和(自身を除く): 44560720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 79, 80, 100, 125, 158, 193, 200, 250, 316, 386, 395, 400, 500, 632, 772, 790, 965, 1000, 1264, 1544, 1580, 1930, 1975, 2000, 3088, 3160, 3860, 3950, 4825, 6320, 7720, 7900, 9650, 9875, 15247, 15440, 15800, 19300, 19750, 24125, 30494, 31600, 38600, 39500, 48250, 60988, 76235, 77200, 79000, 96500, 121976, 152470, 158000, 193000, 243952, 304940, 381175, 386000, 609880, 762350, 1219760, 1524700, 1905875, 3049400, 3811750, 6098800, 7623500, 15247000, 30494000]

約数ペア:

[(1, 30494000), (2, 15247000), (4, 7623500), (5, 6098800), (8, 3811750), (10, 3049400), (16, 1905875), (20, 1524700), (25, 1219760), (40, 762350), (50, 609880), (79, 386000), (80, 381175), (100, 304940), (125, 243952), (158, 193000), (193, 158000), (200, 152470), (250, 121976), (316, 96500), (386, 79000), (395, 77200), (400, 76235), (500, 60988), (632, 48250), (772, 39500), (790, 38600), (965, 31600), (1000, 30494), (1264, 24125), (1544, 19750), (1580, 19300), (1930, 15800), (1975, 15440), (2000, 15247), (3088, 9875), (3160, 9650), (3860, 7900), (3950, 7720), (4825, 6320)]