13019300

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{2657}}^1$

素因数の和:2685

約数の個数: 54

約数和(自身を含む): 32876802

約数和(自身を除く): 19857502

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 350, 490, 700, 980, 1225, 2450, 2657, 4900, 5314, 10628, 13285, 18599, 26570, 37198, 53140, 66425, 74396, 92995, 130193, 132850, 185990, 260386, 265700, 371980, 464975, 520772, 650965, 929950, 1301930, 1859900, 2603860, 3254825, 6509650, 13019300]

約数ペア:

[(1, 13019300), (2, 6509650), (4, 3254825), (5, 2603860), (7, 1859900), (10, 1301930), (14, 929950), (20, 650965), (25, 520772), (28, 464975), (35, 371980), (49, 265700), (50, 260386), (70, 185990), (98, 132850), (100, 130193), (140, 92995), (175, 74396), (196, 66425), (245, 53140), (350, 37198), (490, 26570), (700, 18599), (980, 13285), (1225, 10628), (2450, 5314), (2657, 4900)]