144631210

素因数分解:

$2^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{72679}}^1$

素因数の和:72885

約数の個数: 16

約数和(自身を含む): 261648000

約数和(自身を除く): 117016790

約数列:

[1, 2, 5, 10, 199, 398, 995, 1990, 72679, 145358, 363395, 726790, 14463121, 28926242, 72315605, 144631210]

約数ペア:

[(1, 144631210), (2, 72315605), (5, 28926242), (10, 14463121), (199, 726790), (398, 363395), (995, 145358), (1990, 72679)]