28144550

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{829}}^1$

素因数の和:945

約数の個数: 48

約数和(自身を含む): 60516960

約数和(自身を除く): 32372410

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 97, 175, 194, 350, 485, 679, 829, 970, 1358, 1658, 2425, 3395, 4145, 4850, 5803, 6790, 8290, 11606, 16975, 20725, 29015, 33950, 41450, 58030, 80413, 145075, 160826, 290150, 402065, 562891, 804130, 1125782, 2010325, 2814455, 4020650, 5628910, 14072275, 28144550]

約数ペア:

[(1, 28144550), (2, 14072275), (5, 5628910), (7, 4020650), (10, 2814455), (14, 2010325), (25, 1125782), (35, 804130), (50, 562891), (70, 402065), (97, 290150), (175, 160826), (194, 145075), (350, 80413), (485, 58030), (679, 41450), (829, 33950), (970, 29015), (1358, 20725), (1658, 16975), (2425, 11606), (3395, 8290), (4145, 6790), (4850, 5803)]