84498640

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{10889}}^1$

素因数の和:10999

約数の個数: 40

約数和(自身を含む): 198502920

約数和(自身を除く): 114004280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 776, 970, 1552, 1940, 3880, 7760, 10889, 21778, 43556, 54445, 87112, 108890, 174224, 217780, 435560, 871120, 1056233, 2112466, 4224932, 5281165, 8449864, 10562330, 16899728, 21124660, 42249320, 84498640]

約数ペア:

[(1, 84498640), (2, 42249320), (4, 21124660), (5, 16899728), (8, 10562330), (10, 8449864), (16, 5281165), (20, 4224932), (40, 2112466), (80, 1056233), (97, 871120), (194, 435560), (388, 217780), (485, 174224), (776, 108890), (970, 87112), (1552, 54445), (1940, 43556), (3880, 21778), (7760, 10889)]