90807500

素因数分解:

$2^2\times 5^4\times 7^1\times {\mathrm{5189}}^1$

素因数の和:5220

約数の個数: 60

約数和(自身を含む): 226989840

約数和(自身を除く): 136182340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 125, 140, 175, 250, 350, 500, 625, 700, 875, 1250, 1750, 2500, 3500, 4375, 5189, 8750, 10378, 17500, 20756, 25945, 36323, 51890, 72646, 103780, 129725, 145292, 181615, 259450, 363230, 518900, 648625, 726460, 908075, 1297250, 1816150, 2594500, 3243125, 3632300, 4540375, 6486250, 9080750, 12972500, 18161500, 22701875, 45403750, 90807500]

約数ペア:

[(1, 90807500), (2, 45403750), (4, 22701875), (5, 18161500), (7, 12972500), (10, 9080750), (14, 6486250), (20, 4540375), (25, 3632300), (28, 3243125), (35, 2594500), (50, 1816150), (70, 1297250), (100, 908075), (125, 726460), (140, 648625), (175, 518900), (250, 363230), (350, 259450), (500, 181615), (625, 145292), (700, 129725), (875, 103780), (1250, 72646), (1750, 51890), (2500, 36323), (3500, 25945), (4375, 20756), (5189, 17500), (8750, 10378)]