138882800

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{193}}^1\times {\mathrm{257}}^1$

素因数の和:475

約数の個数: 120

約数和(自身を含む): 384799776

約数和(自身を除く): 245916976

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 140, 175, 193, 200, 257, 280, 350, 386, 400, 514, 560, 700, 772, 965, 1028, 1285, 1351, 1400, 1544, 1799, 1930, 2056, 2570, 2702, 2800, 3088, 3598, 3860, 4112, 4825, 5140, 5404, 6425, 6755, 7196, 7720, 8995, 9650, 10280, 10808, 12850, 13510, 14392, 15440, 17990, 19300, 20560, 21616, 25700, 27020, 28784, 33775, 35980, 38600, 44975, 49601, 51400, 54040, 67550, 71960, 77200, 89950, 99202, 102800, 108080, 135100, 143920, 179900, 198404, 248005, 270200, 347207, 359800, 396808, 496010, 540400, 694414, 719600, 793616, 992020, 1240025, 1388828, 1736035, 1984040, 2480050, 2777656, 3472070, 3968080, 4960100, 5555312, 6944140, 8680175, 9920200, 13888280, 17360350, 19840400, 27776560, 34720700, 69441400, 138882800]

約数ペア:

[(1, 138882800), (2, 69441400), (4, 34720700), (5, 27776560), (7, 19840400), (8, 17360350), (10, 13888280), (14, 9920200), (16, 8680175), (20, 6944140), (25, 5555312), (28, 4960100), (35, 3968080), (40, 3472070), (50, 2777656), (56, 2480050), (70, 1984040), (80, 1736035), (100, 1388828), (112, 1240025), (140, 992020), (175, 793616), (193, 719600), (200, 694414), (257, 540400), (280, 496010), (350, 396808), (386, 359800), (400, 347207), (514, 270200), (560, 248005), (700, 198404), (772, 179900), (965, 143920), (1028, 135100), (1285, 108080), (1351, 102800), (1400, 99202), (1544, 89950), (1799, 77200), (1930, 71960), (2056, 67550), (2570, 54040), (2702, 51400), (2800, 49601), (3088, 44975), (3598, 38600), (3860, 35980), (4112, 33775), (4825, 28784), (5140, 27020), (5404, 25700), (6425, 21616), (6755, 20560), (7196, 19300), (7720, 17990), (8995, 15440), (9650, 14392), (10280, 13510), (10808, 12850)]