13781650

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1$

素因数の和:283

約数の個数: 48

約数和(自身を含む): 27453600

約数和(自身を除く): 13671950

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 89, 95, 163, 178, 190, 326, 445, 475, 815, 890, 950, 1630, 1691, 2225, 3097, 3382, 4075, 4450, 6194, 8150, 8455, 14507, 15485, 16910, 29014, 30970, 42275, 72535, 77425, 84550, 145070, 154850, 275633, 362675, 551266, 725350, 1378165, 2756330, 6890825, 13781650]

約数ペア:

[(1, 13781650), (2, 6890825), (5, 2756330), (10, 1378165), (19, 725350), (25, 551266), (38, 362675), (50, 275633), (89, 154850), (95, 145070), (163, 84550), (178, 77425), (190, 72535), (326, 42275), (445, 30970), (475, 29014), (815, 16910), (890, 15485), (950, 14507), (1630, 8455), (1691, 8150), (2225, 6194), (3097, 4450), (3382, 4075)]