49601000

素因数分解:

$2^3\times 5^3\times {\mathrm{193}}^1\times {\mathrm{257}}^1$

素因数の和:471

約数の個数: 64

約数和(自身を含む): 117121680

約数和(自身を除く): 67520680

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 193, 200, 250, 257, 386, 500, 514, 772, 965, 1000, 1028, 1285, 1544, 1930, 2056, 2570, 3860, 4825, 5140, 6425, 7720, 9650, 10280, 12850, 19300, 24125, 25700, 32125, 38600, 48250, 49601, 51400, 64250, 96500, 99202, 128500, 193000, 198404, 248005, 257000, 396808, 496010, 992020, 1240025, 1984040, 2480050, 4960100, 6200125, 9920200, 12400250, 24800500, 49601000]

約数ペア:

[(1, 49601000), (2, 24800500), (4, 12400250), (5, 9920200), (8, 6200125), (10, 4960100), (20, 2480050), (25, 1984040), (40, 1240025), (50, 992020), (100, 496010), (125, 396808), (193, 257000), (200, 248005), (250, 198404), (257, 193000), (386, 128500), (500, 99202), (514, 96500), (772, 64250), (965, 51400), (1000, 49601), (1028, 48250), (1285, 38600), (1544, 32125), (1930, 25700), (2056, 24125), (2570, 19300), (3860, 12850), (4825, 10280), (5140, 9650), (6425, 7720)]