31724600

素因数分解:

$2^3\times 5^2\times {\mathrm{127}}^1\times {\mathrm{1249}}^1$

素因数の和:1392

約数の個数: 48

約数和(自身を含む): 74400000

約数和(自身を除く): 42675400

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 127, 200, 254, 508, 635, 1016, 1249, 1270, 2498, 2540, 3175, 4996, 5080, 6245, 6350, 9992, 12490, 12700, 24980, 25400, 31225, 49960, 62450, 124900, 158623, 249800, 317246, 634492, 793115, 1268984, 1586230, 3172460, 3965575, 6344920, 7931150, 15862300, 31724600]

約数ペア:

[(1, 31724600), (2, 15862300), (4, 7931150), (5, 6344920), (8, 3965575), (10, 3172460), (20, 1586230), (25, 1268984), (40, 793115), (50, 634492), (100, 317246), (127, 249800), (200, 158623), (254, 124900), (508, 62450), (635, 49960), (1016, 31225), (1249, 25400), (1270, 24980), (2498, 12700), (2540, 12490), (3175, 9992), (4996, 6350), (5080, 6245)]