289781630

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{383}}^1\times {\mathrm{2609}}^1$

素因数の和:3028

約数の個数: 32

約数和(自身を含む): 541209600

約数和(自身を除く): 251427970

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 383, 766, 1915, 2609, 3830, 5218, 11107, 13045, 22214, 26090, 55535, 75661, 111070, 151322, 378305, 756610, 999247, 1998494, 4996235, 9992470, 28978163, 57956326, 144890815, 289781630]

約数ペア:

[(1, 289781630), (2, 144890815), (5, 57956326), (10, 28978163), (29, 9992470), (58, 4996235), (145, 1998494), (290, 999247), (383, 756610), (766, 378305), (1915, 151322), (2609, 111070), (3830, 75661), (5218, 55535), (11107, 26090), (13045, 22214)]