260627200

素因数分解:

$2^8\times 5^2\times {\mathrm{193}}^1\times {\mathrm{211}}^1$

素因数の和:430

約数の個数: 108

約数和(自身を含む): 651508648

約数和(自身を除く): 390881448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 193, 200, 211, 256, 320, 386, 400, 422, 640, 772, 800, 844, 965, 1055, 1280, 1544, 1600, 1688, 1930, 2110, 3088, 3200, 3376, 3860, 4220, 4825, 5275, 6176, 6400, 6752, 7720, 8440, 9650, 10550, 12352, 13504, 15440, 16880, 19300, 21100, 24704, 27008, 30880, 33760, 38600, 40723, 42200, 49408, 54016, 61760, 67520, 77200, 81446, 84400, 123520, 135040, 154400, 162892, 168800, 203615, 247040, 270080, 308800, 325784, 337600, 407230, 617600, 651568, 675200, 814460, 1018075, 1235200, 1303136, 1350400, 1628920, 2036150, 2606272, 3257840, 4072300, 5212544, 6515680, 8144600, 10425088, 13031360, 16289200, 26062720, 32578400, 52125440, 65156800, 130313600, 260627200]

約数ペア:

[(1, 260627200), (2, 130313600), (4, 65156800), (5, 52125440), (8, 32578400), (10, 26062720), (16, 16289200), (20, 13031360), (25, 10425088), (32, 8144600), (40, 6515680), (50, 5212544), (64, 4072300), (80, 3257840), (100, 2606272), (128, 2036150), (160, 1628920), (193, 1350400), (200, 1303136), (211, 1235200), (256, 1018075), (320, 814460), (386, 675200), (400, 651568), (422, 617600), (640, 407230), (772, 337600), (800, 325784), (844, 308800), (965, 270080), (1055, 247040), (1280, 203615), (1544, 168800), (1600, 162892), (1688, 154400), (1930, 135040), (2110, 123520), (3088, 84400), (3200, 81446), (3376, 77200), (3860, 67520), (4220, 61760), (4825, 54016), (5275, 49408), (6176, 42200), (6400, 40723), (6752, 38600), (7720, 33760), (8440, 30880), (9650, 27008), (10550, 24704), (12352, 21100), (13504, 19300), (15440, 16880)]