28562800

素因数分解:

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

素因数の和:227

約数の個数: 90

約数和(自身を含む): 79209464

約数和(自身を除く): 50646664

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, 10201, 11312, 14140, 17675, 20200, 20402, 28280, 35350, 40400, 40804, 51005, 56560, 70700, 71407, 81608, 102010, 141400, 142814, 163216, 204020, 255025, 282800, 285628, 357035, 408040, 510050, 571256, 714070, 816080, 1020100, 1142512, 1428140, 1785175, 2040200, 2856280, 3570350, 4080400, 5712560, 7140700, 14281400, 28562800]

約数ペア:

[(1, 28562800), (2, 14281400), (4, 7140700), (5, 5712560), (7, 4080400), (8, 3570350), (10, 2856280), (14, 2040200), (16, 1785175), (20, 1428140), (25, 1142512), (28, 1020100), (35, 816080), (40, 714070), (50, 571256), (56, 510050), (70, 408040), (80, 357035), (100, 285628), (101, 282800), (112, 255025), (140, 204020), (175, 163216), (200, 142814), (202, 141400), (280, 102010), (350, 81608), (400, 71407), (404, 70700), (505, 56560), (560, 51005), (700, 40804), (707, 40400), (808, 35350), (1010, 28280), (1400, 20402), (1414, 20200), (1616, 17675), (2020, 14140), (2525, 11312), (2800, 10201), (2828, 10100), (3535, 8080), (4040, 7070), (5050, 5656)]