12487100

素因数分解:

$2^2\times 5^2\times {\mathrm{193}}^1\times {\mathrm{647}}^1$

素因数の和:854

約数の個数: 36

約数和(自身を含む): 27279504

約数和(自身を除く): 14792404

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 193, 386, 647, 772, 965, 1294, 1930, 2588, 3235, 3860, 4825, 6470, 9650, 12940, 16175, 19300, 32350, 64700, 124871, 249742, 499484, 624355, 1248710, 2497420, 3121775, 6243550, 12487100]

約数ペア:

[(1, 12487100), (2, 6243550), (4, 3121775), (5, 2497420), (10, 1248710), (20, 624355), (25, 499484), (50, 249742), (100, 124871), (193, 64700), (386, 32350), (647, 19300), (772, 16175), (965, 12940), (1294, 9650), (1930, 6470), (2588, 4825), (3235, 3860)]