65566180

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{33797}}^1$

素因数の和:33903

約数の個数: 24

約数和(自身を含む): 139112568

約数和(自身を除く): 73546388

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 33797, 67594, 135188, 168985, 337970, 675940, 3278309, 6556618, 13113236, 16391545, 32783090, 65566180]

約数ペア:

[(1, 65566180), (2, 32783090), (4, 16391545), (5, 13113236), (10, 6556618), (20, 3278309), (97, 675940), (194, 337970), (388, 168985), (485, 135188), (970, 67594), (1940, 33797)]