69992720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{124987}}^1$

素因数の和:125007

約数の個数: 40

約数和(自身を含む): 185982144

約数和(自身を除く): 115989424

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 124987, 249974, 499948, 624935, 874909, 999896, 1249870, 1749818, 1999792, 2499740, 3499636, 4374545, 4999480, 6999272, 8749090, 9998960, 13998544, 17498180, 34996360, 69992720]

約数ペア:

[(1, 69992720), (2, 34996360), (4, 17498180), (5, 13998544), (7, 9998960), (8, 8749090), (10, 6999272), (14, 4999480), (16, 4374545), (20, 3499636), (28, 2499740), (35, 1999792), (40, 1749818), (56, 1249870), (70, 999896), (80, 874909), (112, 624935), (140, 499948), (280, 249974), (560, 124987)]