64440.0000000

素因数分解:

$2^2\times {\mathrm{97}}^1\times {\mathrm{113}}^1\times {\mathrm{197}}^1$

素因数の和:411

約数の個数: 24

約数和(自身を含む): 15484392

約数和(自身を除く): 6847124

約数列:

[1, 2, 4, 97, 113, 194, 197, 226, 388, 394, 452, 788, 10961, 19109, 21922, 22261, 38218, 43844, 44522, 76436, 89044, 2159317, 4318634, 8637268]

約数ペア:

[(1, 8637268), (2, 4318634), (4, 2159317), (97, 89044), (113, 76436), (194, 44522), (197, 43844), (226, 38218), (388, 22261), (394, 21922), (452, 19109), (788, 10961)]