54387400

素因数分解:

$2^3\times 5^2\times {\mathrm{193}}^1\times {\mathrm{1409}}^1$

素因数の和:1618

約数の個数: 48

約数和(自身を含む): 127196100

約数和(自身を除く): 72808700

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 193, 200, 386, 772, 965, 1409, 1544, 1930, 2818, 3860, 4825, 5636, 7045, 7720, 9650, 11272, 14090, 19300, 28180, 35225, 38600, 56360, 70450, 140900, 271937, 281800, 543874, 1087748, 1359685, 2175496, 2719370, 5438740, 6798425, 10877480, 13596850, 27193700, 54387400]

約数ペア:

[(1, 54387400), (2, 27193700), (4, 13596850), (5, 10877480), (8, 6798425), (10, 5438740), (20, 2719370), (25, 2175496), (40, 1359685), (50, 1087748), (100, 543874), (193, 281800), (200, 271937), (386, 140900), (772, 70450), (965, 56360), (1409, 38600), (1544, 35225), (1930, 28180), (2818, 19300), (3860, 14090), (4825, 11272), (5636, 9650), (7045, 7720)]