28318850

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{80911}}^1$

素因数の和:80930

約数の個数: 24

約数和(自身を含む): 60198528

約数和(自身を除く): 31879678

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 175, 350, 80911, 161822, 404555, 566377, 809110, 1132754, 2022775, 2831885, 4045550, 5663770, 14159425, 28318850]

約数ペア:

[(1, 28318850), (2, 14159425), (5, 5663770), (7, 4045550), (10, 2831885), (14, 2022775), (25, 1132754), (35, 809110), (50, 566377), (70, 404555), (175, 161822), (350, 80911)]