87390400

素因数分解:

$2^6\times 5^2\times {\mathrm{193}}^1\times {\mathrm{283}}^1$

素因数の和:498

約数の個数: 84

約数和(自身を含む): 216912952

約数和(自身を除く): 129522552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 193, 200, 283, 320, 386, 400, 566, 772, 800, 965, 1132, 1415, 1544, 1600, 1930, 2264, 2830, 3088, 3860, 4528, 4825, 5660, 6176, 7075, 7720, 9056, 9650, 11320, 12352, 14150, 15440, 18112, 19300, 22640, 28300, 30880, 38600, 45280, 54619, 56600, 61760, 77200, 90560, 109238, 113200, 154400, 218476, 226400, 273095, 308800, 436952, 452800, 546190, 873904, 1092380, 1365475, 1747808, 2184760, 2730950, 3495616, 4369520, 5461900, 8739040, 10923800, 17478080, 21847600, 43695200, 87390400]

約数ペア:

[(1, 87390400), (2, 43695200), (4, 21847600), (5, 17478080), (8, 10923800), (10, 8739040), (16, 5461900), (20, 4369520), (25, 3495616), (32, 2730950), (40, 2184760), (50, 1747808), (64, 1365475), (80, 1092380), (100, 873904), (160, 546190), (193, 452800), (200, 436952), (283, 308800), (320, 273095), (386, 226400), (400, 218476), (566, 154400), (772, 113200), (800, 109238), (965, 90560), (1132, 77200), (1415, 61760), (1544, 56600), (1600, 54619), (1930, 45280), (2264, 38600), (2830, 30880), (3088, 28300), (3860, 22640), (4528, 19300), (4825, 18112), (5660, 15440), (6176, 14150), (7075, 12352), (7720, 11320), (9056, 9650)]