77200000

素因数分解:

$2^7\times 5^5\times {\mathrm{193}}^1$

素因数の和:232

約数の個数: 96

約数和(自身を含む): 193229820

約数和(自身を除く): 116029820

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 193, 200, 250, 320, 386, 400, 500, 625, 640, 772, 800, 965, 1000, 1250, 1544, 1600, 1930, 2000, 2500, 3088, 3125, 3200, 3860, 4000, 4825, 5000, 6176, 6250, 7720, 8000, 9650, 10000, 12352, 12500, 15440, 16000, 19300, 20000, 24125, 24704, 25000, 30880, 38600, 40000, 48250, 50000, 61760, 77200, 80000, 96500, 100000, 120625, 123520, 154400, 193000, 200000, 241250, 308800, 386000, 400000, 482500, 603125, 617600, 772000, 965000, 1206250, 1544000, 1930000, 2412500, 3088000, 3860000, 4825000, 7720000, 9650000, 15440000, 19300000, 38600000, 77200000]

約数ペア:

[(1, 77200000), (2, 38600000), (4, 19300000), (5, 15440000), (8, 9650000), (10, 7720000), (16, 4825000), (20, 3860000), (25, 3088000), (32, 2412500), (40, 1930000), (50, 1544000), (64, 1206250), (80, 965000), (100, 772000), (125, 617600), (128, 603125), (160, 482500), (193, 400000), (200, 386000), (250, 308800), (320, 241250), (386, 200000), (400, 193000), (500, 154400), (625, 123520), (640, 120625), (772, 100000), (800, 96500), (965, 80000), (1000, 77200), (1250, 61760), (1544, 50000), (1600, 48250), (1930, 40000), (2000, 38600), (2500, 30880), (3088, 25000), (3125, 24704), (3200, 24125), (3860, 20000), (4000, 19300), (4825, 16000), (5000, 15440), (6176, 12500), (6250, 12352), (7720, 10000), (8000, 9650)]