282800

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{101}}^1$

素因数の和:126

約数の個数: 60

約数和(自身を含む): 784176

約数和(自身を除く): 501376

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 101, 112, 140, 175, 200, 202, 280, 350, 400, 404, 505, 560, 700, 707, 808, 1010, 1400, 1414, 1616, 2020, 2525, 2800, 2828, 3535, 4040, 5050, 5656, 7070, 8080, 10100, 11312, 14140, 17675, 20200, 28280, 35350, 40400, 56560, 70700, 141400, 282800]

約数ペア:

[(1, 282800), (2, 141400), (4, 70700), (5, 56560), (7, 40400), (8, 35350), (10, 28280), (14, 20200), (16, 17675), (20, 14140), (25, 11312), (28, 10100), (35, 8080), (40, 7070), (50, 5656), (56, 5050), (70, 4040), (80, 3535), (100, 2828), (101, 2800), (112, 2525), (140, 2020), (175, 1616), (200, 1414), (202, 1400), (280, 1010), (350, 808), (400, 707), (404, 700), (505, 560)]