80960080

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{10433}}^1$

素因数の和:10543

約数の個数: 40

約数和(自身を含む): 190190952

約数和(自身を除く): 109230872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 776, 970, 1552, 1940, 3880, 7760, 10433, 20866, 41732, 52165, 83464, 104330, 166928, 208660, 417320, 834640, 1012001, 2024002, 4048004, 5060005, 8096008, 10120010, 16192016, 20240020, 40480040, 80960080]

約数ペア:

[(1, 80960080), (2, 40480040), (4, 20240020), (5, 16192016), (8, 10120010), (10, 8096008), (16, 5060005), (20, 4048004), (40, 2024002), (80, 1012001), (97, 834640), (194, 417320), (388, 208660), (485, 166928), (776, 104330), (970, 83464), (1552, 52165), (1940, 41732), (3880, 20866), (7760, 10433)]