12451100

素因数分解:

$2^2\times 5^2\times {\mathrm{89}}^1\times {\mathrm{1399}}^1$

素因数の和:1502

約数の個数: 36

約数和(自身を含む): 27342000

約数和(自身を除く): 14890900

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 89, 100, 178, 356, 445, 890, 1399, 1780, 2225, 2798, 4450, 5596, 6995, 8900, 13990, 27980, 34975, 69950, 124511, 139900, 249022, 498044, 622555, 1245110, 2490220, 3112775, 6225550, 12451100]

約数ペア:

[(1, 12451100), (2, 6225550), (4, 3112775), (5, 2490220), (10, 1245110), (20, 622555), (25, 498044), (50, 249022), (89, 139900), (100, 124511), (178, 69950), (356, 34975), (445, 27980), (890, 13990), (1399, 8900), (1780, 6995), (2225, 5596), (2798, 4450)]