1010000005

素因数分解:

$5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{12763}}^1$

素因数の和:12818

約数の個数: 48

約数和(自身を含む): 1571503680

約数和(自身を除く): 561503675

約数列:

[1, 5, 7, 17, 19, 35, 49, 85, 95, 119, 133, 245, 323, 595, 665, 833, 931, 1615, 2261, 4165, 4655, 11305, 12763, 15827, 63815, 79135, 89341, 216971, 242497, 446705, 625387, 1084855, 1212485, 1518797, 1697479, 3126935, 4122449, 7593985, 8487395, 10631579, 11882353, 20612245, 28857143, 53157895, 59411765, 144285715, 202000001, 1010000005]

約数ペア:

[(1, 1010000005), (5, 202000001), (7, 144285715), (17, 59411765), (19, 53157895), (35, 28857143), (49, 20612245), (85, 11882353), (95, 10631579), (119, 8487395), (133, 7593985), (245, 4122449), (323, 3126935), (595, 1697479), (665, 1518797), (833, 1212485), (931, 1084855), (1615, 625387), (2261, 446705), (4165, 242497), (4655, 216971), (11305, 89341), (12763, 79135), (15827, 63815)]