210316225

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1471}}^1$

素因数の和:1550

約数の個数: 48

約数和(自身を含む): 321249280

約数和(自身を除く): 110933055

約数列:

[1, 5, 7, 19, 25, 35, 43, 95, 133, 175, 215, 301, 475, 665, 817, 1075, 1471, 1505, 3325, 4085, 5719, 7355, 7525, 10297, 20425, 27949, 28595, 36775, 51485, 63253, 139745, 142975, 195643, 257425, 316265, 442771, 698725, 978215, 1201807, 1581325, 2213855, 4891075, 6009035, 8412649, 11069275, 30045175, 42063245, 210316225]

約数ペア:

[(1, 210316225), (5, 42063245), (7, 30045175), (19, 11069275), (25, 8412649), (35, 6009035), (43, 4891075), (95, 2213855), (133, 1581325), (175, 1201807), (215, 978215), (301, 698725), (475, 442771), (665, 316265), (817, 257425), (1075, 195643), (1471, 142975), (1505, 139745), (3325, 63253), (4085, 51485), (5719, 36775), (7355, 28595), (7525, 27949), (10297, 20425)]