64378444

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{39937}}^1$

素因数の和:39985

約数の個数: 24

約数和(自身を含む): 125245568

約数和(自身を除く): 60867124

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 1612, 39937, 79874, 159748, 519181, 1038362, 1238047, 2076724, 2476094, 4952188, 16094611, 32189222, 64378444]

約数ペア:

[(1, 64378444), (2, 32189222), (4, 16094611), (13, 4952188), (26, 2476094), (31, 2076724), (52, 1238047), (62, 1038362), (124, 519181), (403, 159748), (806, 79874), (1612, 39937)]