207680375

素因数分解:

$5^3\times 7^2\times {\mathrm{41}}^1\times {\mathrm{827}}^1$

素因数の和:897

約数の個数: 48

約数和(自身を含む): 309228192

約数和(自身を除く): 101547817

約数列:

[1, 5, 7, 25, 35, 41, 49, 125, 175, 205, 245, 287, 827, 875, 1025, 1225, 1435, 2009, 4135, 5125, 5789, 6125, 7175, 10045, 20675, 28945, 33907, 35875, 40523, 50225, 103375, 144725, 169535, 202615, 237349, 251125, 723625, 847675, 1013075, 1186745, 1661443, 4238375, 5065375, 5933725, 8307215, 29668625, 41536075, 207680375]

約数ペア:

[(1, 207680375), (5, 41536075), (7, 29668625), (25, 8307215), (35, 5933725), (41, 5065375), (49, 4238375), (125, 1661443), (175, 1186745), (205, 1013075), (245, 847675), (287, 723625), (827, 251125), (875, 237349), (1025, 202615), (1225, 169535), (1435, 144725), (2009, 103375), (4135, 50225), (5125, 40523), (5789, 35875), (6125, 33907), (7175, 28945), (10045, 20675)]